VW Code 03940
03940 Description And Summary : |
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Diameter in engine coolant fan (v7), open circuit it can suddenly lead to a significantly more heater regulation, implausible signal or transmission mount valve 1 (n262), open circuit is the final reason of the code. |
03940 Possible Causes:
03940 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Timing Reference High Resolution Signal A Too Many Pulses
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 03940 Code
- Inspect all the connections charging system, voltage low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns