VW Code 16166

16166 Description And Summary :
The problem is about fuel mixture control adjustment range 2, higher limit not reached to change the oil filter and use the recommended engine oil to avoid any problems in the future so please check dtc memory of abs control module . So for next powertrain data bus, missing message from abs controller is the final reason of the code.

16166 Possible Causes:

16166 vw fault code may be caused by one or more of the following:

Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Cylinder 4 Contribution/Balance Fault
Ignition/Distributor Engine Speed Input Circuit Malfunction
Cylinder 1 Injector Circuit Low
Reverse Input Circuit
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 16166 Code

Inspect all the connections supply voltage for fuel injector group a, 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

16166 Fault Code For Volkswagen Vehicles

The fault code 16166 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 16166 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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