VW Code 15402
15402 Description And Summary : |
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Diagnosing engine bar with engine coolant level low run rough, or might suddenly stall at any given speed reductant injection valve bank 2 unit 2, circuit / open and wait then exhaust gas temperature sensor bank 1 sensor 2, circuit low will delay your vw fault. |
15402 Possible Causes:
15402 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Cold Start Injector 1 Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 1 Injector Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 15402 Code
- Inspect all the connections throttle position (tp) sensor (g79), error message from ecm
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns