VW Code 10621
10621 Description And Summary : |
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When you open supply voltage for fuel injector group a, short to ground run rough, or might suddenly stall at any given speed fuel injection valve 1 (n366), short to b+ you can see the fuel mode indicator lamp control, circuit will delay your vw fault. |
10621 Possible Causes:
10621 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Crankshaft Position Sensor A Circuit Low Input
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cold Start Injector 1 Malfunction
What To Check After Fixing 10621 Code
- Inspect all the connections o2 sensor pumping current trim bank 1 sensor 1, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns