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Home › Toyota › 2006 › Land Cruiser › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transmission - A750F › Automatic Transmission System › Pattern Select Switch 2nd Start Mode Circuit › Inspection Procedure

Inspection Procedure

  1. INSPECT PATTERN SELECT SWITCH (2nd start switch) 
    1. Disconnect the E4 pattern select switch connector.
    2. Measure the resistance of the switch.

      Standard resistance 

      TERMINALS RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      2 - 3 Press continuously 2nd switch Below 1 Ω
      2 - 3 Release 2nd switch 10 kΩ or higher

    NG: REPLACE PATTERN SELECT SWITCH 

    Fig 1: Measuring Resistance Of Pattern Select Switch Terminals
    G04436524Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: GO TO NEXT STEP 

  2. CHECK WIRE HARNESS (PATTERN SELECT SWITCH - BODY GROUND) 
    1. Disconnect the pattern select switch connector.
    2. Measure the resistance of the wire harness side connector.

      Standard resistance 

      TERMINALS RESISTANCE SPECIFICATION

      Tester Connection Specified Condition
      E8-27 (SNWI) - Body ground Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

    Fig 2: Disconnecting Pattern Select Switch Connector
    G04436525Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOM TABLE 

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