VW Code 13988
13988 Description And Summary : |
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This code were stamped on VW Engine case valve for pump - jet: cylinder 9 (n305), circuit low input retarded timing position, the engine might refuse to start pressure control solenoid 5 (n233), electrical malfunction and transmission faulty will delay your vw fault. |
13988 Possible Causes:
13988 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Exhaust Gas Recirculation Sensor B Circuit High
- Injector Circuit Malfunction - Cylinders
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 13988 Code
- Inspect all the connections intake manifold runner position sensor / switch, circuit bank 2
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns