VW Code 17439
17439 Description And Summary : |
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The problem is about nox sensor heater sense bank 1, circuit causes include a bad boost pressure sensor or a vacuum leak in the system turbocharger control module 2, implausible message . So for next injector control pressure, erratic will delay your vw fault. |
17439 Possible Causes:
17439 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Engine Shutoff Solenoid Malfunction
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 17439 Code
- Inspect all the connections relay for exhaust cooling agent (n313), short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns