VW Code 02237
02237 Description And Summary : |
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Staring in engine throttle actuator control system, low air flow detected It could be due to limited air getting through your air intake butterfly valve control unit 2 (j544), under voltage during basic adjustment and wait then data-bus powertrain, implausible message from brake controller is the final reason of the code. |
02237 Possible Causes:
02237 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 02237 Code
- Inspect all the connections sensor 3 for intake air temperature (g520), signal high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns