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OBD II Fault Code

  • OBD II P0648

    OBD-II Code Immobilizer warning lamp doesn't work is defined as a Immobilizer Lamp Control Circuit

    The Immobilizer Warning light should illuminated for a few seconds when the key is initially turned on. If the warning light fails to light, the engine control module (PCM) will set code P0648.

    Immobilizer warning lamp doesn't work Symptoms

    • Immobilizer warning lamp doesn't work

    Common Problems That Trigger the P0648 Code

    • Instrument cluster failure
    • Powertrain Control Module (PCM) failure
    • Warning light bulb failure
    • Wiring issue

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