ECD SYSTEM, Diagnostic DTC:U0307

DTC Code DTC Name
U0307 Software Incompatibility With Glow Plug Control Module 1

DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory
U0307 Software Incompatibility With Glow Plug Control Module 1

Incorrect glow plug controller assembly installed.

(3 trip detection logic)

 Glow plug controller assembly Does not come on DTC stored

CAUTION / NOTICE / HINT

Tech Tips

Read freeze frame data using the GTS. Freeze frame data records the engine condition when malfunctions are detected. When troubleshooting, freeze frame data can help determine if the vehicle was moving or stationary, if the engine was warmed up or not, and other data from the time the malfunction occurred.

PROCEDURE


  1. REPLACE GLOW PLUG CONTROLLER ASSEMBLY


    1. Replace the glow plug controller assembly.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  2. CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON and turn the GTS on.

    3. Clear the DTCs.


      Powertrain > Engine and ECT > Clear DTCs

    4. Turn the ignition switch off and wait for 60 seconds or more [A].

    5. Perform road test [B].

    6. Repeat [A] and [B] for the number of trips detected.

    7. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.


      Powertrain > Engine and ECT > Trouble Codes

    8. Confirm that the DTC is not output again.

      Result
      Proceed to
      NEXT

    NEXT

    END