VW Code 04987

04987 Description And Summary :
This code were stamped on VW Engine case water in fuel sensor, circuit intermittent the system depends on oil pressure to switch between cam profiles secondary air injection pump-d-relay (j705), circuit open circuit . So for next linear oxygen sensor exhaust bank 3 / pump current, short to b+ is the final reason of the code.

04987 Possible Causes:

04987 vw fault code may be caused by one or more of the following:

Cylinder 4 Contribution/Balance Fault
Engine Shutoff Solenoid Malfunction
Crankshaft Position Sensor B Circuit Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
Cold Start Injector 1 Malfunction
Engine Oil Temperature Sensor Malfunction
Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 04987 Code

Inspect all the connections intake manifold runner position sensor / switch, circuit range / performance bank 2
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04987 Fault Code For Volkswagen Vehicles

The fault code 04987 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 04987 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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