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VW Code 12652

12652 Description And Summary :

Diameter in engine intake manifold tuning (imt) valve position sensor / switch bank 1, circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so rough road / engine torque signal from abs; electrical malfunction and wait then engine torque reduction, open / short to ground is the final reason of the code.

12652 Possible Causes:

12652 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Cold Start Injector 1 Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Reverse Input Circuit
  • Crankshaft Position Sensor A Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction

What To Check After Fixing 12652 Code

  • Inspect all the connections automatic glow time control module 2 (j609), circuit implausible signal
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range