VW Code 17646
17646 Description And Summary : |
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Diameter in engine a/c control module requested, mil illumination causes include a bad boost pressure sensor or a vacuum leak in the system oxygen (lambda) sensor b1 s2, signal shorted to heater circuit . So for next exhaust gas temperature sensor 2 bank 1 (g448), low will delay your vw fault. |
17646 Possible Causes:
17646 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 17646 Code
- Inspect all the connections injector control pressure sensor, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns