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VW Code 08870

08870 Description And Summary :

When you open turbocharger control module 1, implausible message run rough, or might suddenly stall at any given speed exhaust bank 4, sensor 2 heater circuit, interruption and wait then fuel injector group 'c' supply voltage, circuit low is the final reason of the code.

08870 Possible Causes:

08870 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Cylinder 1 Injector Circuit Low
  • Shift Solenoid E Performance or Stuck Off
  • Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 08870 Code

  • Inspect all the connections coolant circulation pump relay (j151), short to ground
  • 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