ECD SYSTEM, Diagnostic DTC:P042E

DTC Code DTC Name
P042E Exhaust Gas Recirculation "A" Control Stuck Open

DESCRIPTION

Refer to DTC P0401.

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Tech Tips

For more information on the EGR control, refer to System Description.

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DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory
P042E Exhaust Gas Recirculation "A" Control Stuck Open

When EGR valve is determined to be stuck open for 5.7 seconds.

(1 trip detection logic)

 EGR valve assembly Comes on DTC stored

WIRING DIAGRAM

Refer to DTC P0405.

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CAUTION / NOTICE / HINT

Note

After replacing the EGR valve assembly, the ECM needs initialization.

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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 EGR VALVE ASSEMBLY


    1. Replace the EGR valve assembly.

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    2. Perform EGR learning value reset.

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      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