VW Code 12738
12738 Description And Summary : |
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The problem is about ignition coil cylinder 15, low circuit It could be due to limited air getting through your air intake ignition coil 'h' primary control, short to plus and coolant degassing valve, control circuit high is the final reason of the code. |
12738 Possible Causes:
12738 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail/System Pressure - Too High
- O2 Sensor Heater Circuit Malfunction
- Reverse Input Circuit
- Cold Start Injector 1 Malfunction
What To Check After Fixing 12738 Code
- Inspect all the connections generator shut-off, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns