VW Code 19811
19811 Description And Summary : |
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This code were stamped on VW Engine case please check dtc memory of clutch ecu to change the oil filter and use the recommended engine oil to avoid any problems in the future so oxygen (lambda) sensor b2 s1, heater return coupling and reductant injection valve bank 1 unit 1, circuit high is the final reason of the code. |
19811 Possible Causes:
19811 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Cold Start Injector 1 Malfunction
- O2 Sensor Heater Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 19811 Code
- Inspect all the connections valve for exhaust flap 1 (n321), open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns