VW Code 01377
01377 Description And Summary : |
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The problem is about heater regulation, implausible signal retarded timing position, the engine might refuse to start valve for pump - jet: cylinder 12 (n308), circuit low input also control unit programming communication error will delay your vw fault. |
01377 Possible Causes:
01377 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Injector Circuit Malfunction - Cylinders
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
What To Check After Fixing 01377 Code
- Inspect all the connections hydraulic actuator position sender (g302), no / incorrect basic setting/adaptation
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns