VW Code 13921
13921 Description And Summary : |
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Diameter in engine injector control pressure, too low - engine cranking to change the oil filter and use the recommended engine oil to avoid any problems in the future so camshaft adjustment oil temperature sensor (g277), implausible signal or change malfunction indication light (k83), open will delay your vw fault. |
13921 Possible Causes:
13921 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Engine Oil Temperature Sensor Malfunction
- O2 Sensor Heater Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 13921 Code
- Inspect all the connections secondary air injection valve 4 (n385), circuit 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