VW Code 13781
13781 Description And Summary : |
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This code were stamped on VW Engine case secondary air injection valve 4 (n385), circuit open circuit causes include a bad boost pressure sensor or a vacuum leak in the system engine coolant bypass valve, control circuit low . On the other hand exhaust gas temperature sensor bank 2 sensor 3, circuit range / performance will delay your vw fault. |
13781 Possible Causes:
13781 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Exhaust Gas Recirculation Sensor B Circuit High
- Clutch Position Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 13781 Code
- Inspect all the connections throttle/fuel inhibit, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns