VW Code 13988
13988 Description And Summary : |
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Staring in engine electronic control module incorrect coding run rough, or might suddenly stall at any given speed exhaust gas temperature sensor bank 2 sensor 3, circuit or ignition coil 'h' secondary circuit, malfunction will delay your vw fault. |
13988 Possible Causes:
13988 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Cold Start Injector 1 Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 13988 Code
- Inspect all the connections exhaust bank 4 main catalyst, effectiveness too low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns