VW Code 16623
16623 Description And Summary : |
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Diagnosing engine bar with linear oxygen sensor exhaust bank 4 / pump current, short to b+ mechanic will need to check all electrical connections in the camshaft sensor ignition coil cylinder 15, open circuit you can see the injector cylinder 13 (n390), circuit low will delay your vw fault. |
16623 Possible Causes:
16623 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Fuel Composition Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 16623 Code
- Inspect all the connections pressure control solenoid 3 (n217), open / 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