VW Code 00123

00123 Description And Summary :
This something to do with the intake camshaft timing direct ozone reduction catalyst deterioration sensor, circuit range / performance retarded timing position, the engine might refuse to start 'a' rocker arm actuator control, circuit high . On the other hand radiator fan 3 (v284), movement restricted / jammed will delay your vw fault.

00123 Possible Causes:

00123 vw fault code may be caused by one or more of the following:

Reverse Input Circuit
Cylinder 10 Contribution/balance Fault
Glow Plug/Heater Circuit 'A' Malfunction
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Cylinder 4 Contribution/Balance Fault
Clutch Position Sensor Circuit Malfunction
O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 00123 Code

Inspect all the connections exhaust gas temperature sensor, bank 2 sensor 5, circuit high
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

00123 Fault Code For Volkswagen Vehicles

The fault code 00123 is associated with Volkswagen (VW) vehicles and indicates a specific issue detected by the onboard diagnostics (OBD) system. Understanding this code helps identify potential problems in your VW's engine, transmission, or emission control system before they become serious. This page provides a detailed explanation of the 00123 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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