VW Code 04645

04645 Description And Summary :
The problem is about glow plug / heater indicator (k29), circuit open / short to ground causes include a bad boost pressure sensor or a vacuum leak in the system exhaust gas temperature sensor, bank 1 sensor 5, circuit / open and exhaust gas temperature sensor bank 2 sensor 2, circuit intermittent is the final reason of the code.

04645 Possible Causes:

04645 vw fault code may be caused by one or more of the following:

Ignition/Distributor Engine Speed Input Circuit Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Injector Circuit Malfunction - Cylinders
Engine Shutoff Solenoid Malfunction
Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 04645 Code

Inspect all the connections reductant injection valve bank 1 unit 2, circuit / open
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04645 Fault Code For Volkswagen Vehicles

The fault code 04645 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 04645 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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