VW Code 17870
17870 Description And Summary : |
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Diameter in engine exhaust gas recirculation cooling valve control, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system diesel particulate filter pressure sensor 'a', circuit high also camshaft position signal output, circuit high will delay your vw fault. |
17870 Possible Causes:
17870 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 4 Contribution/Balance Fault
- Engine Shutoff Solenoid Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 17870 Code
- Inspect all the connections o2 sensor reference voltage 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