OBD II Fault Code

  • OBD II P2783

    OBD-II Code Decreased engine performance is defined as a Torque Converter Temperature Too High

    The Torque Converter mechanically locks the engine to the transmission. Transmission Control Module (TCM) monitors the torque converter clutch for slippage. If the TCM detects that the torque converter is slipping, code P2783 will be set.

    Decreased engine performance Symptoms

    • Decreased engine performance
    • Engine may enter limp home mode (reduced performance)

    Common Problems That Trigger the P2783 Code

    • Internal transmission failure
    • Torque converter clutch failure
    • Transmission fluid is dirty/contaminated
    • Transmission fluid level is low

    Common Repairs Needed for the P2783 Code

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