VW Code 12665
12665 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust gas temperature sensor bank 2 sensor 1, circuit range / performance causes include a bad boost pressure sensor or a vacuum leak in the system throttle/pedal position sensor 'c', maximum stop performance you can see the control module 1 for cooling fan, excess temperature will delay your vw fault. |
12665 Possible Causes:
12665 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injector Circuit Malfunction - Cylinders
- Cylinder 4 Contribution/Balance Fault
- Cylinder 10 Contribution/balance Fault
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 12665 Code
- Inspect all the connections signal buzzer activation, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns