VW Code 28659

28659 Description And Summary :
The problem is about load signal from alternator terminal df, open or short to b+ causes include a bad boost pressure sensor or a vacuum leak in the system vehicle speed sensor 'b', intermittent / erratic / high . So for next torque management request input signal a, range / performance is the final reason of the code.

28659 Possible Causes:

28659 vw fault code may be caused by one or more of the following:

Engine Oil Temperature Sensor Malfunction
Fuel Temperature Sensor B Circuit Range/Performance
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Crankshaft Position Sensor A Circuit Malfunction
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Exhaust Gas Recirculation Sensor B Circuit High

What To Check After Fixing 28659 Code

Inspect all the connections park/neutral switch input circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

28659 Fault Code For Volkswagen Vehicles

The fault code 28659 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 28659 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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