HYBRID TRANSMISSION SYSTEM INITIALIZATION


  1. RESET MEMORY

    Note


    • If either the hybrid vehicle transmission assembly or hybrid vehicle control ECU is replaced, initialize the learned value of RESET MEMORY.

    • Wait 1 minute after disconnecting the negative battery terminal before performing RESET MEMORY.

    • RESET MEMORY can be performed only by using the intelligent tester.

    Tech Tips

    Disconnecting the negative battery terminal does not initialize (clear) the learned value.


    1. Connect the intelligent tester to the DLC3.

    2. Turn the power switch on (READY) and turn the intelligent tester on.

      Note

      Check that the shift lever is in the P position and turn the power switch on (READY).

    3. Select the following menu items: Powertrain / Hybrid Control / Data List. Read the data list before performing RESET MEMORY.

      Check Item
      Item Specified Condition
      +B 9 to 16 V
      WOUT Control Power 1000 W or more
      T/M Oil Temperature 10 to 100°C (50 to 212°F)

      Note


      • Do not depress the accelerator pedal during RESET MEMORY.

      • Do not move the shift lever from the P position.

      • If the specified preceding conditions are not satisfied, warm up the hybrid system with the power switch on (READY) until each item meets the specified condition.

    4. Select the following menu items: Powertrain / Hybrid Control / Reset Memory.


      1. Tester menu flow:

        A01H0JKE01

        CAUTION:

        After performing RESET MEMORY, be sure to perform a road test Click here described earlier.

        Note

        During RESET MEMORY, do not turn off either the power switch or the intelligent tester.

        Tech Tips


        • Approximately 1 minute is required to complete RESET MEMORY.

        • The ECU is learned by performing a road test.