ECD SYSTEM, Diagnostic DTC:P1200

DTC Code DTC Name
P1200 Fuel Temp Dynamic Test Errors

DESCRIPTION

Refer to DTC P0182 Click here.

DTC No. DTC Detection Condition Trouble Area
P1200

Number of errors exceeding threshold during fuel temperature plausibility check exceeds predetermined number of times.

(3 trip detection logic)

 Fuel temperature sensor

CAUTION / NOTICE / HINT

Tech Tips


  • When the ECM must be replaced, before replacing the ECM, perform the "Learning Values Save" function using the GTS. Then after installing the new ECM, perform all of the initialization/registrations for the "Learning Values Write" function by following the instructions shown on the GTS display.

  • 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 FUEL TEMPERATURE SENSOR


    1. Replace the fuel temperature sensor Click here.


    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 Click here.

    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.

    8. Confirm that the DTC is not output again.


    NEXT

    END