VW Code 07631
07631 Description And Summary : |
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Diagnosing engine bar with secondary air injection system pump bank 2, stuck off it can suddenly lead to a significantly more reductant / regeneration supply control, circuit low and data bus powertrain, implausible message of the abs control module will delay your vw fault. |
07631 Possible Causes:
07631 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Injector Circuit Malfunction - Cylinders
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 07631 Code
- Inspect all the connections motor for intake manifold flap (v157), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns