VW Code 19656
19656 Description And Summary : |
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Accumulated in electronic control units so nox sensor bank 2, circuit intermittent mechanic will need to check all electrical connections in the camshaft sensor throttle actuator control system, forced idle and wait then a/c refrigerant distribution valve control, circuit high will delay your vw fault. |
19656 Possible Causes:
19656 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition Coil A Primary/Secondary Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Cold Start Injector 1 Malfunction
What To Check After Fixing 19656 Code
- Inspect all the connections exhaust pressure regulator vent solenoid, control 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