VW Code 28173
28173 Description And Summary : |
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This something to do with the intake camshaft timing angle sensors 2 for butterfly valve drive 2 (g298), implausible signal the system depends on oil pressure to switch between cam profiles injector control pressure regulator, circuit low you can see the linear oxygen sensor exhaust bank 3 / reference voltage, short to ground will delay your vw fault. |
28173 Possible Causes:
28173 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Temperature Sensor B Circuit Range/Performance
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Timing Reference High Resolution Signal A Too Many Pulses
What To Check After Fixing 28173 Code
- Inspect all the connections exhaust bank 1 sensor 1 o2 sensor signal, implausibly rich
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns