Ignition System: Locations

2003 Volkswagen Passat Sedan 4Motion (3B3) W8-4.0L (BDP)SECTION Locations


Knock Sensors






Fig. 1 Knock Sensor (KS) 1 -G61- (black) -1- for bank 1, cylinders 1 - 2 and Knock Sensor (KS) 2 -G66- (brown) -2- for bank 1, cylinders 3 - 4

Note: Alternator mount -3- (alternator removed).





Fig. 2 Knock sensor 3 -G198- (orange) -1- for bank 2, cylinders 5 - 6





Fig. 3 Knock sensor 4 -G199- (gray) -1- for bank 2, cylinders 7 - 8

Note: Air conditioner compressor mount -2- (compressor removed).
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.