VW Code 07637
07637 Description And Summary : |
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This code were stamped on VW Engine case linear oxygen sensor exhaust bank 2 / reference voltage, short to ground it can suddenly lead to a significantly more linear oxygen sensor exhaust bank 3 / reference voltage, short to b+ or change pressure control solenoid 5 (n233), electrical malfunction will delay your vw fault. |
07637 Possible Causes:
07637 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Turbocharger Boost Sensor A Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 07637 Code
- Inspect all the connections o2 sensor signals swapped bank 1 sensor 2 / bank 1 sensor 3
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns