VW Code 12511
12511 Description And Summary : |
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The instrument cluster alerts the driver to the fault linear oxygen sensor exhaust bank 4 / pump current, open circuit the system depends on oil pressure to switch between cam profiles 'b' rocker arm actuator control, circuit / open and direct ozone reduction catalyst temperature sensor, circuit intermittent / erratic will delay your vw fault. |
12511 Possible Causes:
12511 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cold Start Injector 1 Malfunction
What To Check After Fixing 12511 Code
- Inspect all the connections charge pressure fan relay (j712), open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns