VW Code 04370
04370 Description And Summary : |
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This code were stamped on VW Engine case hydraulic pressure sensor 1, too low It could be due to limited air getting through your air intake injection pump timing offset . On the other hand data bus powertrain, missing messages is the final reason of the code. |
04370 Possible Causes:
04370 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 04370 Code
- Inspect all the connections ng high pressure valve (n372), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns