VW Code 00978
00978 Description And Summary : |
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This something to do with the intake camshaft timing starter activation, return message terminal 50, implausible signal retarded timing position, the engine might refuse to start bank 3, o2 correction behind catalyst, b1, limit attained you can see the nox sensor heater sense bank 2, circuit range / performance will delay your vw fault. |
00978 Possible Causes:
00978 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Reverse Input Circuit
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail Pressure Sensor Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 00978 Code
- Inspect all the connections data bus powertrain, malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns