IsItAGoodCar

Common Problems with the
2009–2010 Volkswagen Passat Mk6 (B6)

We've identified 4 known issues that can affect the 2009–2010 Volkswagen Passat Mk6 (B6). 1 of these are serious faults that could be expensive to repair.

4
Known Issues
1
Serious
3
Moderate
0
Minor

The 2009–2010 period has 1 more issue than the Volkswagen Passat Mk6 (B6) average across all year periods.

All Known Issues

Electronic Parking Brake Motor Failure

SeriousBrakes

The EPB motors on the rear calipers can seize or fail, preventing the handbrake from releasing or engaging. This can leave the car stranded or cause the brake warning light to illuminate.

Most affected: All DSG and manual models

Estimated cost: £200–£500 per caliperAffects: 2005–2010Often appears around: 60,000–100,000 miles

Typical symptoms

  • •Handbrake warning light
  • •Car will not release the brake
  • •Burning smell from rear brakes

What to inspect before you buy

  • ✓Engage and release the handbrake and listen for motor operation
  • ✓Check for brake warning lights on the dash

AC Compressor Failure

ModerateCooling System

The air conditioning compressor can seize or leak refrigerant, causing the AC to blow warm air. A seized compressor can also send debris through the system, contaminating the evaporator and condenser.

Most affected: All models

Estimated cost: £400–£1,000Affects: 2005–2010Often appears around: 50,000–90,000 miles

Typical symptoms

  • •AC blows warm air
  • •AC compressor clutch does not engage
  • •Hissing noise from engine bay

What to inspect before you buy

  • ✓Run the AC on full cold and check vent temperature
  • ✓Listen for compressor clutch engagement
  • ✓Check for refrigerant oil stains around compressor

Ignition Coil Pack Failure

ModerateEngine

Coil packs can fail on petrol models, causing misfires, rough running and the engine management light. The 1.6 and 2.0 FSI engines are particularly prone.

Most affected: 1.6 FSI, 2.0 FSI, 1.8 TSI

Estimated cost: £30–£80 per coilAffects: 2005–2010Often appears around: 40,000–80,000 miles

Typical symptoms

  • •Engine misfire
  • •Rough idle
  • •Engine management light flashing
  • •Poor fuel economy

What to inspect before you buy

  • ✓Check for misfire fault codes
  • ✓Inspect coil packs for cracks or carbon tracking
  • ✓Test drive for hesitation under acceleration

Carbon Buildup on Intake Valves (FSI)

ModerateEngine

The direct-injection FSI petrol engines accumulate carbon deposits on the intake valves, leading to rough idling, hesitation and reduced performance. This is an inherent limitation of direct injection without fuel washing the valves.

Most affected: 1.6 FSI, 2.0 FSI

Estimated cost: £300–£600Affects: 2005–2010Often appears around: 50,000–80,000 miles

Typical symptoms

  • •Rough cold idle
  • •Hesitation on light throttle
  • •Loss of power over time
  • •Poor fuel economy

What to inspect before you buy

  • ✓Cold start behaviour
  • ✓Listen for rough idle
  • ✓Ask if intake valves have been walnut-blasted

Buying Tips for the 2009 Volkswagen Passat Mk6 (B6)

  • ✓Verify oil pump balance shaft status on 2005-2008 2.0 TDIs.
  • ✓Check the electronic handbrake operation.
  • ✓Ensure the AC is cold (compressor failures common).
2005–2008 Volkswagen Passat Mk6 (B6)

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Other Volkswagen Passat Mk6 (B6) Year Periods

2005–20082009–2010

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