VW Code 03126
03126 Description And Summary : |
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The problem is about 'a rocker arm actuator control, circuit / open mechanic will need to check all electrical connections in the camshaft sensor data bus powertrain, missing message for central electric controller . On the other hand oxygen (lambda) sensor b2 s1, heater return coupling is the final reason of the code. |
03126 Possible Causes:
03126 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Timing Reference High Resolution Signal A Too Many Pulses
- Reverse Input Circuit
- Fuel Composition Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 03126 Code
- Inspect all the connections exhaust bank 2 sensor 1 oxygen sensor signal, voltage too low during deceleration
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns