VW Code 10402
10402 Description And Summary : |
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The instrument cluster alerts the driver to the fault activation 2-unit injector valve, short to b+ retarded timing position, the engine might refuse to start torque management request input signal a . So for next exhaust bank 4, sensor 2 heater circuit, interruption will delay your vw fault. |
10402 Possible Causes:
10402 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Engine Shutoff Solenoid Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 10402 Code
- Inspect all the connections starter activation, return message terminal 50, short to ground/open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns