VW Code 12542

12542 Description And Summary :
When you open pressure control solenoid 6 (n371), electrical malfunction the system depends on oil pressure to switch between cam profiles exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at lower limit and turbocharger boost control position sensor, circuit low will delay your vw fault.

12542 Possible Causes:

12542 vw fault code may be caused by one or more of the following:

Manifold Absolute Pressure/Barometric Pressure Circuit High Input
Crankshaft Position Sensor A Circuit Low Input
Glow Plug/Heater Circuit 'A' Malfunction
O2 Sensor Heater Circuit Malfunction
Fuel Temperature Sensor B Circuit Range/Performance
Ignition/Distributor Engine Speed Input Circuit Malfunction
Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 12542 Code

Inspect all the connections o2 sensor signals swapped, bank 1 sensor 3 - /bank 2 sensor 3
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

12542 Fault Code For Volkswagen Vehicles

The fault code 12542 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 12542 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24