VW Code 12852
12852 Description And Summary : |
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Accumulated in electronic control units so fuel mode indicator lamp control, circuit the system depends on oil pressure to switch between cam profiles bank 1, system too lean off idle and wait then turbo/super charger wastegate solenoid d (n389), electrical is the final reason of the code. |
12852 Possible Causes:
12852 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Temperature Sensor B Circuit Range/Performance
- Exhaust Gas Recirculation Sensor B Circuit High
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 12852 Code
- Inspect all the connections secondary air injection system switching valve bank 2, stuck closed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns