AUTOMATIC TRANSMISSION SYSTEM Transmission Control Switch Circuit

DESCRIPTION

When the shift lever is in M, it is possible to change into any gear using the floor shift lever assembly sequential gate.

WIRING DIAGRAM

A004KEXE02
*a Transmission Control Switch

PROCEDURE


  1. INSPECT TRANSMISSION CONTROL SWITCH


    1. Disconnect the D28 transmission control switch connector.

    2. Perform inspection of the transmission control switch Click here.


    NG

    REPLACE TRANSMISSION CONTROL SWITCH Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL SWITCH - TCM)


    1. Disconnect the A19 TCM connector.

    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance
      Tester Connection Shift Position Specified Condition
      A19-1(SFTU) - Body ground

      Press continuously

      "+"

      (Up shift)

      		 Below 1 Ω
      M 10 kΩ or higher
      A19-2(SFTD) - Body ground

      Press continuously

      "-"

      (Down shift)

      		 Below 1 Ω
      M 10 kΩ or higher

    3. Connect the A19 TCM connector.


    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. REPLACE TCM


    1. Replace the TCM Click here.


    NEXT

    PERFORM THE RESET MEMORY Click here