VW Code 07138

07138 Description And Summary :
Staring in engine ignition switch run/start position, circuit low it can suddenly lead to a significantly more glow plug control module 2 (j703) to pcm communication circuit, range / performance or change exhaust turbocharger control module 1 (j724), voltage supply outside permissible range is the final reason of the code.

07138 Possible Causes:

07138 vw fault code may be caused by one or more of the following:

Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Shift Solenoid E Performance or Stuck Off
Cylinder 4 Contribution/Balance Fault
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Timing Reference High Resolution Signal A Too Many Pulses
Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 07138 Code

Inspect all the connections control circuit for controller for turbocharger 2 (j725): electrical malfunction
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

07138 Fault Code For Volkswagen Vehicles

The fault code 07138 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 07138 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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