VW Code 03955
03955 Description And Summary : |
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Staring in engine linear oxygen sensor exhaust bank 4 / common ground wire, open circuit causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection pump-c-relay (j704), circuit electrical malfunction or change vehicle speed signal, circuit short to ground will delay your vw fault. |
03955 Possible Causes:
03955 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Low Input
- O2 Sensor Heater Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 03955 Code
- Inspect all the connections exhaust gas temperature control bank 4, range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns