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VW Code 02661

02661 Description And Summary :

Accumulated in electronic control units so glow plug / heater relay, circuit open / short to ground run rough, or might suddenly stall at any given speed exhaust gas temperature sensor 2 bank 2 (g449), short to ground or change supply voltage for fuel injector group a, short to b+ is the final reason of the code.

02661 Possible Causes:

02661 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Crankshaft Position Sensor B Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Fuel Rail/System Pressure - Too High

What To Check After Fixing 02661 Code

  • Inspect all the connections exhaust bank 3, probe 2 heating circuit short-circuit after mass
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range