VW Code 03730
03730 Description And Summary : |
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When you open reductant temperature sensor, circuit causes include a bad boost pressure sensor or a vacuum leak in the system reductant injection valve bank 2 unit 1, circuit low you can see the intake manifold runner position sensor / switch, circuit intermittent bank 1 will delay your vw fault. |
03730 Possible Causes:
03730 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Rail Pressure Sensor Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 03730 Code
- Inspect all the connections vehicle speed signal, circuit 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