VW Code 00774
00774 Description And Summary : |
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This something to do with the intake camshaft timing catalyst system exhaust bank 3, effectiveness too low it can suddenly lead to a significantly more o2 sensor reference voltage bank 2 sensor 1, circuit high . So for next exhaust gas recirculation throttle control, circuit 'a' high will delay your vw fault. |
00774 Possible Causes:
00774 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 00774 Code
- Inspect all the connections nox sensor bank 1, 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