VW Code 03731
03731 Description And Summary : |
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Staring in engine mass-airflow sensor 3 (g456), signal to low it can suddenly lead to a significantly more data-bus powertrain, implausible message from level control module (j197) and clutch torque adaptation 2: adaptation limit reached is the final reason of the code. |
03731 Possible Causes:
03731 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Fuel Composition Sensor Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 03731 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