VW Code 12669

12669 Description And Summary :
This something to do with the intake camshaft timing reductant injection valve bank 1 unit 2, circuit / open run rough, or might suddenly stall at any given speed secondary air injection pump-d-relay (j705), circuit short to b+ also reductant injection valve bank 2 unit 1, circuit low will delay your vw fault.

12669 Possible Causes:

12669 vw fault code may be caused by one or more of the following:

Cold Start Injector 1 Malfunction
Injector Circuit Malfunction - Cylinders
Crankshaft Position Sensor B Circuit Malfunction
Cylinder 4 Contribution/Balance Fault
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Ignition Coil A Primary/Secondary Circuit Malfunction
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 12669 Code

Inspect all the connections camshaft adjustment oil temperature sensor (g277), short to b+
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

12669 Fault Code For Volkswagen Vehicles

The fault code 12669 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 12669 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24