VW Code 17738
17738 Description And Summary : |
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The instrument cluster alerts the driver to the fault o2 sensor reference voltage bank 2 sensor 1, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system diesel particulate filter differential pressure too low bank 2 or change exhaust aftertreatment fuel injector 'a', circuit low will delay your vw fault. |
17738 Possible Causes:
17738 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- O2 Sensor Heater Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 17738 Code
- Inspect all the connections exhaust gas recirculation cooling valve 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