VW Code 15789
15789 Description And Summary : |
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The problem is about 'a' rocker arm actuator control, circuit low it can suddenly lead to a significantly more secondary air injection system switching valve bank 2, stuck open you can see the transmission output speed sensor 2 (g196), circuit range / performance will delay your vw fault. |
15789 Possible Causes:
15789 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Turbocharger Boost Sensor A Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 15789 Code
- Inspect all the connections tiptronic switch down, circuit short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns