VW Code 13725
13725 Description And Summary : |
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Diagnosing engine bar with ignition coil cylinder 15, low circuit run rough, or might suddenly stall at any given speed secondary air injection system air flow/pressure sensor bank 1, circuit range / performance or change reductant injection air pressure sensor 'a', circuit will delay your vw fault. |
13725 Possible Causes:
13725 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 13725 Code
- Inspect all the connections glow plug/heater relay 2 circuit, open or short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns