IMMOBILISER SYSTEM(w/o Entry and Start System) Engine does not Start because No Initial Combustion

DESCRIPTION


WIRING DIAGRAM

B0044IIE08
*a Transponder Key ECU Assembly
*b Transponder Key Coil

CAUTION / NOTICE / HINT

Note

If the transponder key ECU assembly or key is replaced, refer to Service Bulletin.

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs.


      Powertrain > Engine and ECT > Clear DTCs
      Powertrain > Engine and ECT > Clear DTCs
      Powertrain > Engine > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTC


    1. Check for DTCs.


      Body Electrical > Immobiliser > Trouble Codes
      Powertrain > Engine and ECT > Trouble Codes
      Powertrain > Engine and ECT > Trouble Codes
      Powertrain > Engine > Trouble Codes

      Tech Tips

      Before checking for DTCs, perform the "DTC Output Confirmation Operation" procedure.

      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    B

    GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

    A

  3. READ VALUE USING GTS (IMMOBILISER FUEL CUT)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Engine and ECT*1 or Engine*2 / Data List.

      *1: except 8NR-FTS

      *2: for 8NR-FTS

    5. Read the Data List according to the display on the GTS.


      Powertrain > Engine and ECT > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Immobiliser Fuel Cut Status of immobiliser system fuel cut OFF/ON - -

      Powertrain > Engine > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Immobiliser Fuel Cut Status Status of immobiliser system fuel cut OFF/ON - -
      OK
      OFF is displayed after the engine is started.

      Powertrain > Engine and ECT > Data List
      Tester Display
      Immobiliser Fuel Cut

      Powertrain > Engine > Data List
      Tester Display
      Immobiliser Fuel Cut Status
      Result
      Result Proceed to
      OK (for 1NR-FE) A
      OK (for 1ZR-FAE) B
      OK (for 1ND-TV) C
      OK (for 1ZR-FE) D
      OK (for 2ZR-FE) E
      OK (for 8NR-FTS) F
      OK (for 1WW) G
      NG H

    A

    GO TO SFI SYSTEM Click here

    B

    GO TO SFI SYSTEM Click here

    C

    GO TO ECD SYSTEM Click here

    D

    GO TO SFI SYSTEM Click here

    E

    GO TO SFI SYSTEM Click here

    F

    GO TO SFI SYSTEM Click here

    G

    GO TO ECD SYSTEM Click here

    H

  4. CHECK SECURITY INDICATOR LIGHT OPERATION


    1. Check that the security indicator light turns off when a registered key is inserted into the ignition key cylinder.

      OK
      Security indicator light turns OFF.
      Result
      Proceed to
      OK
      NG

    OK

    GO TO ENGINE DOES NOT START BUT INITIAL COMBUSTION OCCURS Click here

    NG

  5. CHECK SECURITY INDICATOR LIGHT OPERATION


    1. Check that the security indicator light turns off when another registered key is inserted into the ignition key cylinder.

      OK
      Security indicator light turns OFF.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE TRANSPONDER KEY COIL Click here

    OK

  6. CHECK WHETHER ENGINE STARTS


    1. Using another registered key, turn the ignition switch to ON.

    2. Check that the engine starts 5 seconds after the ignition switch was turned to ON.

      OK
      Engine starts normally.
      Result
      Result Proceed to
      Engine can be started A
      Engine cannot be started B

    A

    GO TO STEP 11 Click here

    B

    GO TO ENGINE DOES NOT START BUT INITIAL COMBUSTION OCCURS Click here

  7. REPLACE TRANSPONDER KEY COIL


    1. Replace the transponder key coil.

      Result
      Proceed to
      NEXT

    NEXT

  8. CHECK WHETHER ENGINE STARTS


    1. Using a registered key, turn the ignition switch to ON.

    2. Check that the engine starts 5 seconds after the ignition switch was turned to ON.

      OK
      Engine starts normally.
      Result
      Result Proceed to
      Engine can be started A
      Engine cannot be started B

    A

    END (TRANSPONDER KEY COIL WAS DEFECTIVE)

    B

  9. REPLACE TRANSPONDER KEY ECU ASSEMBLY


    1. Replace the transponder key ECU assembly with a new one.

      Tech Tips

      Refer to Service Bulletin.

      Note

      Key ID code registration is necessary when replacing the transponder key ECU assembly.

      Refer to Service Bulletin.

      Result
      Proceed to
      NEXT

    NEXT

  10. CHECK WHETHER ENGINE STARTS


    1. Using a registered key, turn the ignition switch to ON.

    2. Check that the engine starts 5 seconds after the ignition switch was turned to ON.

      OK
      Engine starts normally.
      Result
      Result Proceed to
      Engine can be started A
      Engine cannot be started B

    A

    END (TRANSPONDER KEY ECU ASSEMBLY WAS DEFECTIVE)

    B

  11. REPLACE KEY


    1. Replace the key.

      Note

      Key ID code registration is necessary when replacing the key.

      Refer to Service Bulletin.

      Result
      Proceed to
      NEXT

    NEXT

  12. CHECK WHETHER ENGINE STARTS


    1. Using a registered key, turn the ignition switch to ON.

    2. Check that the engine starts 5 seconds after the ignition switch was turned to ON.

      OK
      Engine starts normally.
      Result
      Result Proceed to
      Engine can be started A
      Engine cannot be started (for 1ND-TV) B
      Engine cannot be started (for 1NR-FE) C
      Engine cannot be started (for 1ZR-FAE) D
      Engine cannot be started (for 1ZR-FE) E
      Engine cannot be started (for 2ZR-FE) F
      Engine cannot be started (for 8NR-FTS) G
      Engine cannot be started (for 1WW) H

    A

    END (KEY WAS DEFECTIVE)

    B

    GO TO ECD SYSTEM

    C

    GO TO SFI SYSTEM Click here

    D

    GO TO SFI SYSTEM Click here

    E

    GO TO SFI SYSTEM Click here

    F

    GO TO SFI SYSTEM Click here

    G

    GO TO SFI SYSTEM Click here

    H

    GO TO ECD SYSTEM Click here