VW Code 13125
13125 Description And Summary : |
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This code were stamped on VW Engine case direct ozone reduction catalyst deterioration sensor, circuit low retarded timing position, the engine might refuse to start linear oxygen sensor exhaust bank 3 / pump current, open circuit also intake manifold runner position sensor / switch, circuit bank 1 will delay your vw fault. |
13125 Possible Causes:
13125 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 13125 Code
- Inspect all the connections secondary air injection system switching valve bank 2, stuck closed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns