VW Code 14986

14986 Description And Summary :
This code were stamped on VW Engine case secondary air injection system air flow/pressure sensor bank 2, circuit causes include a bad boost pressure sensor or a vacuum leak in the system mil call-up circuit / transmission control module, range / performance also accelerator position sensor 1/2 (g79) + (g185), implausible signal will delay your vw fault.

14986 Possible Causes:

14986 vw fault code may be caused by one or more of the following:

Cylinder 10 Contribution/balance Fault
Crankshaft Position Sensor A Circuit Malfunction
Ignition/Distributor Engine Speed Input Circuit Malfunction
Fuel Rail/System Pressure - Too High
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 14986 Code

Inspect all the connections injector control pressure sensor, circuit intermittent
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

14986 Fault Code For Volkswagen Vehicles

The fault code 14986 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 14986 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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