VW Code 12448
12448 Description And Summary : |
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Diagnosing engine bar with malfunction indication light (k83), electrical malfunction run rough, or might suddenly stall at any given speed throttle position (tp) sensor 1-2, correlation you can see the oxygen (lambda) sensor b1 s1, heater return coupling is the final reason of the code. |
12448 Possible Causes:
12448 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 12448 Code
- Inspect all the connections exhaust bank 4, sensor 1, signal too slowly
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns