VW Code 03387
03387 Description And Summary : |
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Accumulated in electronic control units so boost pressure control valve (n249), mechanical malfunction mechanic will need to check all electrical connections in the camshaft sensor data bus powertrain, missing message from control module electric parking brake you can see the cooling bypass valve 2, exhaust gas recirculation flow, electrical is the final reason of the code. |
03387 Possible Causes:
03387 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Reverse Input Circuit
What To Check After Fixing 03387 Code
- Inspect all the connections oxygen sensor bank 3 sensor 1, internal resistance too large
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns