VW Code 17403
17403 Description And Summary : |
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The problem is about exhaust gas temperature sensor, bank 1 sensor 5, circuit low retarded timing position, the engine might refuse to start control module defective or change throttle/fuel inhibit, circuit is the final reason of the code. |
17403 Possible Causes:
17403 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Rail/System Pressure - Too High
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 17403 Code
- Inspect all the connections nox sensor heater sense bank 2, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns