VW Code 155

155 Description And Summary :
The problem is about reversing light, circuit short to b+ mechanic will need to check all electrical connections in the camshaft sensor bank 2, system too lean at idle also linear oxygen sensor exhaust bank 4 / pump current, short to b+ is the final reason of the code.

155 Possible Causes:

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

Ignition/Distributor Engine Speed Input Circuit Malfunction
Fuel Temperature Sensor B Circuit Range/Performance
Crankshaft Position Sensor A Circuit Low Input
Engine Oil Temperature Sensor Malfunction
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 155 Code

Inspect all the connections data bus powertrain, malfunction
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

155 Fault Code For Volkswagen Vehicles

The fault code 155 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 155 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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