VW Code 12177

12177 Description And Summary :
Accumulated in electronic control units so internal control module: eeprom error retarded timing position, the engine might refuse to start glow plug/heater relay 2 circuit, open or short to ground also intake manifold flap; bank 1, stuck open is the final reason of the code.

12177 Possible Causes:

12177 vw fault code may be caused by one or more of the following:

Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Ignition/Distributor Engine Speed Input Circuit Malfunction
Cold Start Injector 1 Malfunction
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 12177 Code

Inspect all the connections engine coolant temperature sensor 2 (g83), circuit range / performance
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

12177 Fault Code For Volkswagen Vehicles

The fault code 12177 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 12177 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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VW 65200 - 65540 Code Range

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