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Terminals Of ECM

  1. CHECK ECM 
    Fig 1: Identifying ECM Connector Terminals
    G05265705Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    ECM REFERENCE

    Symbols (Terminals No.) Wiring Color Condition Specified Condition
    TC-E1 (E9-23 - E7-1) P-L - BR Ignition switch ON 10 to 14 V
    Ignition switch ON
    Connect terminals TC and CG of DLC3
    Below 2 V
    ST1-E1 (E9-16-E7-1) R-L - BR Ignition switch ON
    Depress brake pedal
    Below 1 V
    Ignition switch ON
    Release brake pedal
    10 to 14 V
    P1-E1 (E8-18 - E7-1) LG - BR Ignition switch ON
    Cruise control main switch ON
    0 to 3 V
    Ignition switch ON
    Cruise control main switch OFF
    9 to 14 V
    STP - E1 E9-15 - E7-1) G-Y - BR Ignition switch ON
    Depress brake pedal
    10 to 14 V
    Ignition switch ON
    Release brake pedal
    Below 1 V
    CCS - E1 (E8-2 - E7-1) L-B - BR Ignition switch ON 9 to 14 V
    Ignition switch ON
    CANCEL switch hold ON
    6 to 10 1V
    Ignition switch ON
    -/SET switch hold ON
    4 to 7 1 V
    Ignition switch ON
    +/RES switch hold ON
    2 1 to 4 V
    Ignition switch ON
    MAIN switch hold ON
    Below 1 V