VW Code 00977
00977 Description And Summary : |
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The instrument cluster alerts the driver to the fault supply voltage for fuel injector group a, short to b+ It could be due to limited air getting through your air intake bank 1, exhaust cam wave position sensor (g300) / crankshaft position sensor (g28), wrong allocation . So for next reductant injection valve bank 2 unit 2, circuit low is the final reason of the code. |
00977 Possible Causes:
00977 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Cylinder 10 Contribution/balance Fault
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Reverse Input Circuit
What To Check After Fixing 00977 Code
- Inspect all the connections secondary air injection system air flow/pressure sensor bank 2, circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns