VW Code 12890
12890 Description And Summary : |
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Diagnosing engine bar with fuel tank pressure (ftp) sensor (g400), short to b+ It could be due to limited air getting through your air intake torque management request input signal b, range / performance also please check dtc memory of all wheel drive ecu is the final reason of the code. |
12890 Possible Causes:
12890 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Low Input
- Crankshaft Position Sensor A Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 12890 Code
- Inspect all the connections secondary air injection system air flow/pressure sensor bank 1, 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