VW Code 19638
19638 Description And Summary : |
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When you open relays for small amount of heat (j359), short-circuit after pluses It could be due to limited air getting through your air intake exhaust bank 4 oxygen sensor correction behind catalyst, rich control limit exceeded or change exhaust gas temperature sensor, bank 1 sensor 5, circuit / open is the final reason of the code. |
19638 Possible Causes:
19638 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 19638 Code
- Inspect all the connections injection pump, fuel calibration not learned
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns