Body

B1342 - ECU IS DEFECTIVE

Table Of Contents

    Description of DTC code B1342 Generic

    The B1342 OBDII diagnostic code is also defined as GEM (Generic Control Module) failure. It refers to a problem detected in one or more of the vehicle’s control modules. In many applications, the PCM (Powertrain Control Module) performs, monitors, and executes several functions that may or may not affect the engine, transmission, and fuel delivery management. In some vehicles, this module also monitors and manages non-engine and non-fuel-related functions.

    The control modules related to the B1342 code may vary according to the manufacturer. The most common of them are the power steering module, ignition module, airbags, among others. Take into account some manufacturers include in their vehicles up to 18 modules or more. These are responsible for the operation of the power window, navigation, and information systems. This code generally applies to body control problems.

    Symptoms of fault code B1342 Generic

    • The Check Engine light turns on.
    • ABS warning lights illuminated.
    • The ABS braking system is not available.
    • The airbags may not deploy in a crash or the airbags may deploy unexpectedly without the vehicle being involved in a crash.

    Causes of OBD2 B1342 Generic

    Reasons to set the B1342 OBD2 fault code:

    • The system may have abnormal voltages that cause damage to the controllers.
    • The circuit may have faulty wiring or connectors.
    • The installation of the various headlight and audio conversion kits is a factor that affects different vehicle modules.

    Possible solutions of the DTC code B1342 Generic

    Steps to solve the DTC B1342 OBDII code:

    • Before starting the diagnosis, take into account it is necessary to have professional tools, as well as the necessary knowledge. Taking this fact into account, use an advanced automotive scanner and check for other codes, which is very common for the B1342. Check the system voltage and the condition of the battery and alternator. If these have damage that causes inconsistencies in the electrical values, make the appropriate corrections.
    • Consult the vehicle information source for the grounding locations involved with this code. Check those connectors are not unplugged or mismatched. Repair if necessary.
    • Inspect the wiring and connectors that relate to the system for burns, wear or corrosion. Repair or replace as required.

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