VW Code 13121
13121 Description And Summary : |
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Diameter in engine o2 sensor out of range during deceleration bank 2 sensor 1 it can suddenly lead to a significantly more valve for pump - jet: cylinder 11 (n307), circuit low input and angle sensors 1 signal implausible for butterfly valve drive 2 (g297) will delay your vw fault. |
13121 Possible Causes:
13121 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 10 Contribution/balance Fault
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 13121 Code
- Inspect all the connections generator shut-off, 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