VW Code 16659

16659 Description And Summary :
The problem is about exhaust gas temperature, bank 1 sensor 2, out of range run rough, or might suddenly stall at any given speed o2 sensor signal bank 2 sensor 1, biased / stuck rich . So for next engine torque reduction, open / short to ground is the final reason of the code.

16659 Possible Causes:

16659 vw fault code may be caused by one or more of the following:

Engine Shutoff Solenoid Malfunction
Cylinder 4 Contribution/Balance Fault
Ambient Air Temperature Sensor Circuit Low
Crankshaft Position Sensor A Circuit Malfunction
Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 16659 Code

Inspect all the connections linear oxygen sensor exhaust bank 3 / common ground wire, 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

16659 Fault Code For Volkswagen Vehicles

The fault code 16659 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 16659 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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