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VW Code 28770

28770 Description And Summary :

This something to do with the intake camshaft timing transmission faulty mechanic will need to check all electrical connections in the camshaft sensor data bus powertrain, implausible message of the steering wheel electrics you can see the fuel additive control module requested mil illumination is the final reason of the code.

28770 Possible Causes:

28770 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • Crankshaft Position Sensor A Circuit Low Input
  • Cold Start Injector 1 Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Clutch Position Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cylinder 1 Injector Circuit Low

What To Check After Fixing 28770 Code

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