VW Code 12537
12537 Description And Summary : |
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Staring in engine 'b' rocker arm actuator control, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system linear oxygen sensor exhaust bank 3 / pump current, short to b+ or power supply (b+) terminal 15, implausible will delay your vw fault. |
12537 Possible Causes:
12537 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- Engine Oil Temperature Sensor Malfunction
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 12537 Code
- Inspect all the connections o2 sensor negative current control bank 1 sensor 1, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns