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VW Code 08086

08086 Description And Summary :

The problem is about linear oxygen sensor exhaust bank 4 / common ground wire, open circuit it can suddenly lead to a significantly more camshaft adjustment oil temperature sensor (g277), implausible signal and wait then engine coolant bypass valve, control circuit high is the final reason of the code.

08086 Possible Causes:

08086 vw fault code may be caused by one or more of the following:

  • Fuel Rail/System Pressure - Too High
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Crankshaft Position Sensor A Circuit Low Input
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 08086 Code

  • Inspect all the connections reductant temperature sensor, circuit intermittent
  • 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