VW Code 19451
19451 Description And Summary : |
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Staring in engine intake manifold runner position sensor / switch, circuit high bank 1 it can suddenly lead to a significantly more fuel shutoff valve "b" control, circuit high . So for next nox sensor heater control bank 1, circuit high will delay your vw fault. |
19451 Possible Causes:
19451 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Reverse Input Circuit
What To Check After Fixing 19451 Code
- Inspect all the connections exhaust gas temperature bank 1, too high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns