S6 – AustralianCar.Reviews https://www.australiancar.reviews Australia's #1 site for car reviews, problems and recalls Mon, 15 Jul 2024 10:39:15 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.2 https://www.australiancar.reviews/wp-content/uploads/2024/10/icon-120x120.png S6 – AustralianCar.Reviews https://www.australiancar.reviews 32 32 Review: Audi C7 S6 (2012-18) https://www.australiancar.reviews/review-audi-c7-s6-2012-18/ Sun, 07 Mar 2021 22:46:05 +0000 http://prod.australiancar.reviews/review-audi-c7-s6-2012-18/ 3 stars
  • Powerful 4.0-litre twin-turbo V8 engine
  • quattro system provides immense traction and stability
  • High standard of interior fit and finish
  • With 20-inch alloy wheels, suspension lacks compliance
  • Inconsistently weighted steering lacks self-centring action
  • Weight blunts agility
  • Spongy brake pedal

Review: Audi C7.I S6 (2012-14)

Overview

Released in October 2012, the Audi C7 Series I (C7.I) S6 was a high-performance executive sedan. Manufactured in Neckarsulm, Germany, the Audi C7 S6 was powered by a 4.0-litre twin-turbo V8 petrol engine that was mated to a seven-speed double clutch transmission (Audi’s ‘S-Tronic’) and drove all four wheels via Audi’s quattro system. The C7 S6 could accelerate from rest to 100 km/h in 4.8 seconds.

4.0 TFSI V8 engine

Based on the V10 engine from the Audi C6 RS6 , the 4.0-litre twin-turbo CEUC V8 petrol engine had direct injection (Audi’s ‘Fuel Stratified Injection’ or FSI), double overhead camshafts per cylinder bank, continuously variable valve timing for the intake and exhaust camshafts, four valves per cylinder and a compression ratio of 10.1:1. Furthermore, the two twin-scroll turbochargers and had twin air- and water-cooled intercoolers. The engine also featured:

  • A ‘cylinder on demand’ cylinder management system which could deactivate four cylinders under part load throttle applications. When in operation, an Active Noise Cancellation (ANC) system would be activated and use four microphones – integrated into the vehicle’s headlining – to produce anti-phase sounds through the vehicle’s sound system;
  • An ‘idle stop’ system which enabled the engine to shut down when the vehicle was stationary;
  • A brake energy regeneration system which converted the vehicle’s kinetic energy – when braking or coasting – to recharge the battery; and,
  • Engine noise minimisation devices included electronically-controlled bearings, a sound actuator, flaps in the exhaust system and a newly developed two-mass flywheel with a centrifugal force pendulum in the transmission.

Audi C7.I S6 specifications
  Engine Trans. Peak power Peak torque
S6 4.0-litre CEUC twin-turbo petrol V8 7sp DCT 309 kW at 5500-6400 rpm 550 Nm at 1400-5200 rpm

Dimensions and suspension

Compared to the Audi C6 S6 , the C7 S6 was 15 mm longer (at 4931 mm), 20 mm wider (1875 mm), 19 mm taller (1468 mm) and had a 69 mm longer wheelbase (2912 mm); the C7 also had a S6 kerb weight of 1895 kg.

The Audi C7 S6 had five-link front suspension and self-tracking trapezoidal link rear suspension. For the S6, the adaptive air suspension with variable damping was also fitted as standard, enabling the body to be lowered by 20 mm from its standard position.

quattro

The C7 S6’s quattro four-wheel drive system utilised an Audi-developed ‘Crown Gear’ centre differential. In normal conditions, the system provided a 40:60 front:rear torque split. If traction was lost, however, up to 80 per cent of the engine’s torque could be directed to the rear axle, and up to 70 per cent to the front axle.

The quattro system included open front and rear differentials with electronic differential locks which could brake spinning wheels to enable cross-axle torque transfers. The latter function could be activated pre-emptively by a torque vectoring feature which braked the vehicle’s inside wheels when cornering to reduce understeer.

Safety equipment

Standard safety equipment for the Audi C7 S6 included dual front airbags, front and rear side airbags, full-length curtain airbags (i.e. for front and rear occupants), ABS, electronic brake force distribution, brake assist, electronic stability control, traction control and front seatbelts with pretensioners and load limiters.

Euro NCAP testing

In Euro NCAP testing , the related Audi C7 A6 sedan received a five star safety rating with a 91 per cent adult occupant protection rating and an 83 per cent child occupant protection rating. In the offset crash test, there was a slight risk of serious chest and leg injury for the driver. In the side impact test, one point was deducted because the driver door unlatched. Under ANCAP’s methodology , this testing resulted in an adult occupant protection rating of 34.91 out of 37.

Features

Standard features for the Audi C7 S6 included 20-inch alloy wheels with 255/35 R20 tyres, a 600 watt Bose sound system with fourteen speakers, a CD player, MP3/WMA-compatibility and auxiliary inputs, Multi Media Interface (Audi’s ‘MMI’) with an eight-inch colour touch screen, hard-drive navigation and a digital TV tuner, four-zone climate control air conditioning, power adjustable and heated front seats, combination Alcantara/leather sports seats, cruise control, Bluetooth connectivity, head-up display, LED headlights with high beam assist, front and rear parking sensors, a reversing camera, automatic headlights, rain-sensing wipers, a leather-wrapped sports steering wheel with gearshift paddles, split and folding rear seats, remote central locking with proximity key, power windows and heated mirrors, cargo net, driver memory settings (seats and mirrors), tyre pressure monitoring, an electromechanical parking brake, driver memory settings (seat and door mirrors), ambient lighting, a power-operated glass sunroof, 12 volt power outlet, trip computer, an alarm and immobiliser.

Related links

Review: Audi C7.II S6 (2015-18)

Overview

Released in Australia in March 2015, the Audi C7 Series II (C7.II) S6 could be identified by its revised headlights, single frame grille, air inlets, bumpers, side sills, rear lights and tailpipes. With its more powerful engine, the C7.II S6 could accelerate from rest to 100 km/h in 4.4 seconds.

Audi C7.II S6 specifications
  Engine Trans. Peak power Peak torque
S6 4.0-litre CTGE twin-turbo petrol V8 7sp DCT 331 kW at 5800-6400 rpm 550 Nm at 1400-5700 rpm

Safety equipment

For the Audi C7.II S6, standard safety equipment was extended to include:

  • Adaptive cruise control (ACC): radar-based cruise control which maintained a preset distance from the car ahead. For the S6, ACC included a ‘stop & go’ function for low speeds which could bring the vehicle to a stop and accelerate from rest;
  • Audi pre-sense front: in the event of a pending front-to-rear collision with the vehicle ahead, the driver would be progressively is warned and brakes could be applied autonomously (‘Autonomous Emergency Braking’). At speeds below 30 km/h, nearly full braking force would be applied;
  • Audi side assist: used two radar sensors to monitor the area 70 metres behind the vehicle during lane change manoeuvres at speeds over 30 km/h. If there was a vehicle in the driver’s blind spot or an approaching vehicle was detected, the driver would be alerted by a warning LED in the respective door mirror. If the driver activated the turn signal, the LED would flash several times at high frequency;
  • Audi pre sense rear: if a rear-end collision was anticipated, the seats would be moved into the safest position for a collision; and,
  • Audi active lane assist: operating at speeds in excess of 65 km/h, a video camera could detect lane markings. If the vehicle approached a lane marking without indicating, the steering system would make automatic adjustments to keep the vehicle in its lane. The steering wheel could also be set to vibrate to warn the driver.

Features

Standard features for the Audi C7.II S6 were extended to include Audi’s new MMI navigation plus system with MMI touch (including live traffic updates, MMI radio, a CD/DVD player, SD card readers, Audi Music Interface and 10GB flash memory), digital radio reception, a power adjustable steering column (with memory settings) and power folding door mirrors.

Related links

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Review: Audi C5 S6 (2001-04) https://www.australiancar.reviews/review-audi-c5-s6-2001-04/ Sun, 07 Mar 2021 22:46:04 +0000 http://prod.australiancar.reviews/review-audi-c5-s6-2001-04/ 4 stars
  • Free-revving 4.2-litre V8 petrol engine
  • quattro system provides immense traction and stability
  • Excellent ride/handling balance
  • Well-insulated cabin
  • Weight blunts agility
  • Overly light steering at lower speeds
  • High running and maintenance costs

Review: Audi C5.II S6 (2001)

Overview

Released in February 2001, the Audi C5 Series II (C5.II) S6 was a high-performance, executive sedan. Manufactured in Neckarsulm, Germany, the Audi C5.II S6 was powered by a 4.2-litre V8 petrol engine that was mated to a five-speed ZF 5HP24A transmission that drove all four wheels via Audi’s ‘quattro’ system.

4.2 V8 engine

The Audi C5 S6’s 4.2-litre AQJ V8 petrol engine had a cast aluminium alloy block, a die-forged steel crankshaft which operated on five main bearings, a cast aluminium alloy cylinder head, double overhead camshafts driven by a toothed belt and simple roller chain, five valves per cylinder actuated by roller rocker cam followers, variable intake camshaft timing, a variable intake manifold, compression ratio of 11.0:1 and a maximum engine speed of 7200 rpm.

With a kerb weight of 1760 kg, the Audi S6 could accelerate from rest to 100 km/h in 6.7 seconds.

Audi C5.II S6 specifications
Engine Trans. Drive Peak power Peak torque
4.2-litre AQJ petrol V8 5sp auto quattro 250 kW at 7000 rpm 420 Nm at 3400 rpm

Dimensions and suspension

Compared to the Audi C5 A6 on which it was based, the S6 was 37 mm longer (at 4833 mm), 40 mm wider (1850 mm), 10 mm lower (1443 mm) and had the same length wheelbase (2759 mm). The S6 had four-link front suspension with unequal length wishbones and self-tracking trapezoidal link rear suspension.

quattro

The Audi C5 S6’s quattro system utiltised a self-locking Torsen T2 centre differential and provided a 50:50 front:rear torque split in normal conditions. If traction was lost, however, up to 70 per cent of the engine’s torque could be directed to either axle. Furthermore, both the front and rear differentials had an electronic differential lock which could enable cross-axle torque transfer at speeds of up to 80 km/h.

Safety equipment

Safety equipment for the Audi C5.II S6 included dual front airbags, front and rear side airbags, full-length curtain airbags (i.e. for front and rear occupants), ABS, electronic brake force distribution, brake assist, electronic stability control, traction control and front seatbelts with pretensioners and load limiters.

Brakes

The Audi S6 had radially vented front and rear disc brakes, consisting of 321 mm by 30 mm front discs with Lucas HP2 four-pad calipers and 269 mm by 22 mm rear discs with a single-piston sliding caliper.

Features

Standard features for the Audi C5.II S6 included 17-inch Avus alloy wheels with 255/40 ZR17 tyres, climate control air conditioning, an eight speaker Bose sound system with six-stack CD player, satellite navigation, leather seats, combined leather/alcantara Recaro front seats, twelve-way power adjustable front seats with heating, cruise control, xenon headlights, front and rear fog lamps, rear parking sensors, a leather-wrapped steering wheel, remote central locking, power windows and mirrors, powered tilt and telescopic steering wheel adjustment, alcantara roof lining, a rear blind, carbon-fibre interior trim, an alarm and immobiliser.

Related links

Review: Audi C5.III S6 (2002-04)

Overview

Released in February 2002, the Audi C5 Series III (C5.III) S6 was a minor update that could be identified by its restyled grille.

Audi C5.III S6 specifications
Engine Trans. Drive Peak power Peak torque
4.2-litre ANK petrol V8 5sp auto quattro 250 kW at 7000 rpm 420 Nm at 3400 rpm

Safety equipment and features

Safety equipment and features were substantially the same, but the C5.III S6 could be identified by its bi-xenon headlights with washers.

Related links

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Review: Audi C6 S6 (2006-11) https://www.australiancar.reviews/review-audi-c6-s6-2006-11/ Sun, 07 Mar 2021 22:46:04 +0000 http://prod.australiancar.reviews/review-audi-c6-s6-2006-11/ 3 stars
  • Powerful 5.2-litre V10 engine loves to rev
  • Traction from quattro system makes for impressive dynamics
  • High standard of interior fit and finish
  • Weight blunts agility
  • Suspension lacks compliance
  • Light, overly-assisted steering lacks feedback
  • 5.2-litre V10 engine susceptible to carbon deposits on intake valves

Review: Audi C6.I S6 (2006-09)

Overview

Released in October 2006, the Audi C6 Series I (C6.I) S6 was a high performance, executive sedan. Manufactured in Neckarsulm, Germany, the Audi C6 S6 was powered by a 5.2-litre V10 petrol engine that was mated to a six-speed ZF 6HP26 automatic transmission and drove all four wheels via Audi’s quattro system. The C6 S6 could accelerate from rest to 100 km/h in 5.2 seconds.

5.2 FSI V10 engine

The Audi S6’s 5.2-litre BXA V10 engine had an aluminium-silicon alloy crankcase and pedblate, forged crankshaft and connecting rods, double overhead camshafts (chain-driven), variable intake and exhaust camshaft timing, four valves per cylinder, a variable intake manifold with dual throttle valves, direct fuel injection (Audi’s ‘Fuel Stratified Injection’ or FSI) and a compression ratio of 12.5:1.

Audi C6.I S6 specifications
  Engine Trans. Drive Peak power Peak torque
S6 5.2-litre BXA petrol V10 6sp auto quattro 320 kW at 6800 rpm 540 Nm at 3000-4000 rpm

Dimensions and suspension

Compared to the Audi C5 S6 , the C6 S6 was 83 mm longer (at 4916 mm), 5 mm wider (1855 mm), 6 mm taller (1449 mm) and had an 84 mm longer wheelbase (2843 mm). Like the C6 A6 on which it was based, the C6 S6 had four-link front suspension with unequal length wishbones and self-tracking trapezoidal link rear suspension.

quattro

The Audi C6 S6’s quattro four-wheel drive system consisted of a Torsen T3 differential which provided a default 40:60 front:rear torque split. If traction was lost, up to 85 per cent of the engine’s torque could be directed to rear axle, or 65 per cent to the front axle. The system also included open front and rear differentials with electronic differential locks which could brake spinning wheels to enable cross-axle torque transfers. Furthermore, the ‘torque vectoring’ rear differentially operated by selectively distributing torque to the rear wheels to generate yaw and thereby correct over- or under-steer.

Safety equipment

Standard safety equipment for the Audi C6 S6 included dual front airbags, front and rear side airbags, full-length curtain airbags (i.e. for front and rear occupants), ABS, electronic brake force distribution, brake assist, electronic stability control, traction control, active front seat head restraints, front seatbelt pretensioners and load limiters for all seats.

Brakes

The Audi S6 had radially ventilated front and rear disc brakes; the front brake discs were 385 mm (diameter) by 36 mm (width) and fitted with Continental Teves two-piston sliding calipers, while the 330 mm by 22 mm rear discs had single-piston Girling-TRW calipers with an integrated electro-mechanical park brake.

Features

Standard features for the Audi C6 S6 included 19-inch alloy wheels with 265/35 R19 tyres, Audi’s Multi Media Interface (‘MMI’) with a seven-inch display, thirteen speaker stereo, six-disc CD changer, satellite navigation system, TV tuner and parking guidelines, dual zone climate control air conditioning, combination Alcantara/leather seats, power adjustable front seats with driver’s seat memory settings, cruise control, Bluetooth connectivity, voice recognition, directional bi-xenon headlights, front and rear fog lamps, daytime LED running lights, automatic headlights, rain-sensing wipers, front and rear parking sensors, a leather-wrapped steering wheel with gearshift paddles, remote central locking with proximity key, power windows and mirrors, heated and power folding mirrors, automatically dipping mirrors when reversing, powered tilt and telescopic steering wheel adjustment, a power sunroof, ambient lighting, an electrochromatic rear view mirror, tinted windows, rear blinds, a 12 volt power outlet, tyre pressure monitoring, an alarm and immobiliser.

Related links

    Review: Audi C6.II S6 (2009-11)

    Overview

    Released in April 2009, the Audi C6 Series II (C6.II) S6 introduced updated styling and minor feature changes. Visually, the C6.II S6 could be identified by its revised grille, daytime LED running lights within the headlights, LED indicators in the side mirrors, rectangular fog lamps and new alloy wheel designs. Inside, the S6 was fitted with upgraded head restraints and a re-shaped rear seat.

    Audi C6.II S6 specifications
      Engine Trans. Drive Peak power Peak torque
    S6 5.2-litre BXA petrol V10 6sp auto quattro 320 kW at 6800 rpm 540 Nm at 3000-4000 rpm

    Features

    Compared to its C6.I predecessor, standard features for the Audi C6.II S6 were substantially the same although the satellite navigation system provided additional features and the audio system was compatible with memory cards.

    Related links

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    Recalls & faults: Audi C7 S6 (2012-18) https://www.australiancar.reviews/recalls-faults-audi-c7-s6-2012-18/ Sun, 27 Dec 2020 23:15:51 +0000 http://prod.australiancar.reviews/recalls-faults-audi-c7-s6-2012-18/

    Recalls: Audi C7 S6

    Overview

    Manufacturers, or importers, issue recalls for defects or faults which have the potential to cause injury. Generally, manufacturers will inform the original buyers if their vehicle is subject to a recall and of the steps required to remedy the defect or fault. Please note that the recalls below (if any) are for Australian-delivered vehicles only. Furthermore, the number of recalls should not be taken as an indication of a model’s reliability or its safety more generally.

    Recalls: Audi C7 S6

    Audi C7 S6: damage to fuel line and potential fire hazard

    In October 2013, a recall was issued for Audi C7 S6 vehicles because the fuel line may become damaged after a period of time. At worst, fuel leakage could pose a potential fire hazard (PRA 2013/13768).

    2014 Audi C7 S6: electrical connector for auxiliary heater element

    In May 2019, recall campaign 82C1 was issued for Audi C7 S6 vehicles that were manufactured between July 2014 and October 2014. In these vehicles, the auxiliary heater element in the air conditioner may fail due to an electrical connector that had not been plugged in correctly. Overheating in the area of the connectors could cause smoulder damage and, potentially, a fire. For the VINs of the recalled vehicles, please see PRA 2019/17547.


    Problems and faults: Audi C7 S6

    Overview

    This section identifies potential problems, causes and fixes based on the experiences of owners and repairers, online sources and technical service bulletins. This information is provided solely for reference purposes and AustralianCar.Reviews recommends that only properly qualified persons carry out repairs or modifications. Furthermore, the number of items below should not be taken as an indicator of a model’s reliability or the frequency with which they may occur.

    To report a problem or fault to the AustralianCar.Reviews team, please use the Contact Us form. Note that AustralianCar.Reviews does not offer advice on automotive problems or disputes; such enquiries will not receive a reply. For vehicles purchased from dealers after 1 January 2011, please see our Australian Consumer Law fact sheet.

    2013-14 Audi C7 S6 4.0 TFSI: DTC P0011 and/or P0021

    In July 2016, Audi issued Technical Service Bulletin 01 16 71 2041097/2 for 2013-14 model year Audi C7 S6 vehicles that had 4.0 TFSI engines. According to the bulletin, these vehicles may exhibit the following symptoms:

    • Illumination of the Malfunction Indicator Light (MIL);
    • Irregular or rough running; and,
    • The following Diagnostic Trouble Codes (DTCs) may be stored in the engine control module (ECM), J623:
      • DTC P001100 – camshaft position (bank 1) timing over-advanced or system performance); or,
      • DTC P002100 – camshaft position (bank 2) timing over-advanced or system performance.

    These symptoms were attributed to the filter element on the camshaft adjustment control valve becoming loose. However, there was no consequential damage from loosened particles in the oil circuit since they would be collected by the oil filter. To fix, a new O-ring (part number WHT002789) was to be fitted to a new control valve (part number 06E109257S) and the hex collard bolt was to be replaced with a new bolt (part number N 91211101) and tightened to 5 Nm.


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    Recalls & faults: Audi C5 S6 (2001-04) https://www.australiancar.reviews/recalls-faults-audi-c5-s6-2001-04/ Sun, 27 Dec 2020 23:15:51 +0000 http://prod.australiancar.reviews/recalls-faults-audi-c5-s6-2001-04/

    Recalls: Audi C5 S6

    Overview

    Manufacturers, or importers, issue recalls for defects or faults which have the potential to cause injury. Generally, manufacturers will inform the original buyers if their vehicle is subject to a recall and of the steps required to remedy the defect or fault. Please note that the recalls below (if any) are for Australian-delivered vehicles only. Furthermore, the number of recalls should not be taken as an indication of a model’s reliability or its safety more generally.

    Recalls: Audi C5 S6

    2001 Audi C5 S6 with three-spoke steering wheel: Takata airbag recall

    In November 2021, recall campaign 69CJ was issued for 2001 Audi C5 S6 vehicles. The propellant in the gas generator of the Takata NADI 5-AT airbag that was fitted to certain vehicles with three-spoke steering wheels may degrade over time. As a result, the driver’s airbag may deploy with reduced force and this could increase the risk of injury to vehicle occupants in the event of a collision. For the VINs of the recalled vehicles, please see REC-004987.


    Problems and faults: Audi C5 S6

    Overview

    This section identifies potential problems, causes and fixes based on the experiences of owners and repairers, online sources and technical service bulletins. This information is provided solely for reference purposes and AustralianCar.Reviews recommends that only properly qualified persons carry out repairs or modifications. Furthermore, the number of items below should not be taken as an indicator of a model’s reliability or the frequency with which they may occur.

    To report a problem or fault to the AustralianCar.Reviews team, please use the Contact Us form. Note that AustralianCar.Reviews does not offer advice on automotive problems or disputes; such enquiries will not receive a reply. For vehicles purchased from dealers after 1 January 2011, please see our Australian Consumer Law fact sheet.

    Problems and faults: Audi C5 S6

    • A rough or low idle may be due to a dirty throttle body bore or throttle control module.
    • The sun visor mounting screw could chafe against a wire and blow the fuse controlling the power windows, dome light, alarm system and front seats.
    • The power adjustable driver’s seat may stop working because the electronic module loses its memory.
    • The windscreen may develop a leak near the top edge.
    • The heated steering wheel may not heat up or stay warm.
    • For quattro models like the S6, the fuel gauge may stick on full or empty if any one of the three sending units malfunctioned.
    • For early models, the cruise control may not hold the set speed due to a failure of the vacuum servo.


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    Recalls & faults: Audi C6 S6 (2006-11) https://www.australiancar.reviews/recalls-faults-audi-c6-s6-2006-11/ Sun, 27 Dec 2020 23:15:51 +0000 http://prod.australiancar.reviews/recalls-faults-audi-c6-s6-2006-11/

    Recalls: Audi C6 S6

    Overview

    Manufacturers, or importers, issue recalls for defects or faults which have the potential to cause injury. Generally, manufacturers will inform the original buyers if their vehicle is subject to a recall and of the steps required to remedy the defect or fault. Please note that the recalls below (if any) are for Australian-delivered vehicles only. Furthermore, the number of recalls should not be taken as an indication of a model’s reliability or its safety more generally.

    Recalls: Audi C6 S6

    Audi C6 S6: Takata airbag recall

    In December 2018, recall campaign 69R7 was issued for Audi C6 S6 vehicles. These vehicles had Takata front passenger airbags and the propellant wafers in these airbags could absorb moisture over time. In the event of airbag deployment, excessive internal pressure could cause the metal inflator housing to rupture and metallic fragments could be projected through the airbag cushion towards vehicle occupants – these fragments posed a risk of serious injury and fatality. For the VINs of the recalled vehicles, please see PRA 2018/17210.


    Problems and faults: Audi C6 S6

    Overview

    This section identifies potential problems, causes and fixes based on the experiences of owners and repairers, online sources and technical service bulletins. This information is provided solely for reference purposes and AustralianCar.Reviews recommends that only properly qualified persons carry out repairs or modifications. Furthermore, the number of items below should not be taken as an indicator of a model’s reliability or the frequency with which they may occur.

    To report a problem or fault to the AustralianCar.Reviews team, please use the Contact Us form. Note that AustralianCar.Reviews does not offer advice on automotive problems or disputes; such enquiries will not receive a reply. For vehicles purchased from dealers after 1 January 2011, please see our Australian Consumer Law fact sheet.

    Carbon deposits (build-up) on intake valves

    Audi’s naturally aspirated, direct injected petrol engines (such as the S6’s 5.2 FSI) are considered susceptible to accumulating carbon deposits (or build up) on the intake valves. In these direct injection petrol engines, carbon deposits may accumulate on the stem and throat of the intake valve due to:

    1. the vaporisation of oil which is not trapped by the oil separator; or
    2. unburned fuel and exhaust gases that escape past the piston rings and enter the crankcase (‘blow-by’).

    Since direct injection engines do not spray fuel on the backside of the intake valves, the detergent properties of the fuel cannot remove the carbon build up (as occurs in port injected engines). Symptoms of carbon deposits on the intake valve include difficulty starting the vehicle (hard starting), misfiring and misfire engine codes and reduced engine performance. Potentially, these deposits can result in damage to the catalytic converter and, for turbocharged engines, the turbocharger itself if bits of the deposit break off and enter the exhaust. To remove the carbon deposits, the intake must be removed and the valves cleaned manually. To reduce the incidence of carbon deposits, a common aftermarket measure is the fitment of an oil vapor catch can. The catch can receives dirty air from the crankcase via the Positive Crankcase Ventilation (PCV) valve, filters it and returns it to the intake manifold via the PCV port.

    Audi C6 S6: low-pressure fuel system sensor

    In March 2008, Audi issued technical service bulletin 2015106/4 for 2007-08 Audi C6 S6 5.2 V10 FSI vehicles. In these vehicles, the Malfunction Indicator Lamp (MIL) may illuminate and the following diagnostic trouble codes (DTCs) may be logged –

    • P310B: low-pressure fuel system regulation, fuel pressure outside tolerance; and,
    • P129F: low-pressure fuel system, pressure too high.

    According to the service bulletin, this condition may be caused by fuel intrusion into the low-pressure system fuel pressure sensor (G410), such that a false signal that was out of tolerance was sent to the controller. Subsequently, improvements were made to the G410 fuel pressure sensor.

    Problems and faults: Audi C6 S6

    • The anti-lock braking system (ABS) may activate unnecessarily under normal to light braking pressure due to cracks in tone/exciter rings (rings on the outer CV shaft that measure wheel rotation).
    • The air conditioning may not cool sufficiently and/or the outside temperature reading may be incorrect – this may be due to a poor crimp connection or defective outside temperature sensor.
    • The coolant level warning light may illuminate in cold temperatures and then go off as the engine warms up – this may be due to a malfunctioning sensor in coolant reservoir.
    • It may not be possible to remove the key from the ignition because the transmission selector fails to recognise that the transmission is in park – this requires replacement of the transmission shift selector.
    • The remote central locking may sometimes not unlock the doors due to a problem with the door modules – this can be fixed by reprogramming the door modules.
    • If the fuel gauge does not provide a full reading after re-fueling, the program for the instrument cluster may need to be updated.
    • For some early models, the fuel door may not open because the release cable caused interference – the cable must be re-routed.
    • The master power window switch may work intermittently due to interference with the trim.


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    Images: Audi C5 S6 (2001-04) https://www.australiancar.reviews/images-audi-c5-s6-2001-04/ Wed, 04 Nov 2020 08:29:25 +0000 http://prod.australiancar.reviews/images-audi-c5-s6-2001-04/ Images: Audi C5.II S6 (2001)

    Released in February 2001, the Audi C5 Series II (C5.II) S6 was a high-performance, executive sedan. Manufactured in Neckarsulm, Germany, the C5.II S6 was powered by a 4.2-litre V8 petrol engine that was mated to a five-speed ZF 5HP24A transmission that drove all four wheels via Audi’s ‘quattro’ system… Read full Audi C5 S6 review

    Images: Audi C5.III S6 (2002-04)

    Released in February 2002, the Audi C5 Series III (C5.III) S6 was a minor update that could be identified by its restyled grille, though bi-xenon headlights with washers were also fitted as standard for Australian-delivered models.


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    Images: Audi C6 S6 (2006-11) https://www.australiancar.reviews/images-audi-c6-s6-2006-11/ Wed, 04 Nov 2020 08:29:25 +0000 http://prod.australiancar.reviews/images-audi-c6-s6-2006-11/ Images: Audi C6.I S6 (2006-09)

    Released in October 2006, the Audi C6 Series I (C6.I) S6 was a high performance, executive sedan. Manufactured in Neckarsulm, Germany, the S6 was powered by a 5.2-litre V10 petrol engine that was mated to a six-speed ZF 6HP26 automatic transmission and drove all four wheels via Audi’s quattro system. The C6 S6 could accelerate from rest to 100 km/h in 5.2 seconds… Read full Audi C6 S6 review

    Images: Audi C6.II S6 (2009-11)

    Released in April 2009, the Audi C6 Series II (C6.II) S6 introduced updated styling and minor feature changes. The Audi C6.II S6 could be identified by its revised grille, daytime LED running lights within the headlights, LED indicators in the side mirrors, rectangular fog lamps and new alloy wheel designs. Inside, the S6 was fitted with upgraded head restraints and a re-shaped rear seat.


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    Images: Audi C7 S6 (2012-18) https://www.australiancar.reviews/images-audi-c7-s6-2012-18/ Wed, 04 Nov 2020 08:29:25 +0000 http://prod.australiancar.reviews/images-audi-c7-s6-2012-18/ Images: Audi C7.I S6 (2012-14)

    Released in October 2012, the Audi C7 Series I (C7.I) S6 was a high-performance executive sedan. Manufactured in Neckarsulm, Germany, the S6 was powered by a 4.0-litre twin-turbo V8 petrol engine that was mated to a seven-speed double clutch transmission (Audi’s ‘S-Tronic’) and drove all four wheels via Audi’s quattro system. The C7 S6 could accelerate from rest to 100 km/h in 4.8 seconds… Read full Audi C7 S6 review

    Images: Audi C7.II S6 (2015-18)

    Released in Australia in March 2015, the Audi C7 Series II (C7.II) S6 could be identified by its revised headlights, single frame grille, air inlets, bumpers, side sills, rear lights and tailpipes. With its more powerful 4.0-litre twin-turbo V8 petrol engine, the Audi C7.II S6 could accelerate from rest to 100 km/h in 4.4 seconds.


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    Videos: Audi C6 S6 (2006-11) https://www.australiancar.reviews/videos-audi-c6-s6-2006-11/ Thu, 08 Oct 2020 02:16:03 +0000 http://prod.australiancar.reviews/videos-audi-c6-s6-2006-11/

    Edmunds’ Inside Line: Audi C6 S6 road test

    Note

    Please note these videos are applicable to vehicles as they are supplied to their respective markets. As such, the features, prices and performance of the vehicles in these videos may differ from those which are supplied in Australia.

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