VW Code 04138

04138 Description And Summary :
Diagnosing engine bar with control of valves pump / nozzle, mechanical errors it can suddenly lead to a significantly more turbocharger control module 2, implausible message you can see the drive by wire-mil (k132), circuit open will delay your vw fault.

04138 Possible Causes:

04138 vw fault code may be caused by one or more of the following:

Ignition Coil A Primary/Secondary Circuit Malfunction
Shift Solenoid E Performance or Stuck Off
Engine Oil Temperature Sensor Malfunction
Timing Reference High Resolution Signal A Too Many Pulses
Cold Start Injector 1 Malfunction
Clutch Position Sensor Circuit Malfunction
Crankshaft Position Sensor A Circuit Low Input
Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 04138 Code

Inspect all the connections wheel speed signal 3, range / performance
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04138 Fault Code For Volkswagen Vehicles

The fault code 04138 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 04138 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