VW Code 15873
15873 Description And Summary : |
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This something to do with the intake camshaft timing valve for coolant system circuit, low / intermittent it can suddenly lead to a significantly more o2 sensor reference voltage bank 1 sensor 1, circuit high . So for next secondary air injection pump-c-relay (j704), circuit open circuit is the final reason of the code. |
15873 Possible Causes:
15873 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Engine Oil Temperature Sensor Malfunction
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
- Shift Solenoid E Performance or Stuck Off
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 15873 Code
- Inspect all the connections valve for pump - jet: cylinder 10 (n306), circuit low input
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns