VW Code 03237
03237 Description And Summary : |
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Diagnosing engine bar with ecm/pcm power relay sense, circuit intermittent retarded timing position, the engine might refuse to start exhaust bank 3 sensor 1, inner resistance implausible . So for next vehicle speed sensor 'b', intermittent / erratic / high will delay your vw fault. |
03237 Possible Causes:
03237 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Cold Start Injector 1 Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 03237 Code
- Inspect all the connections a/c request b, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns