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Terminals Of ECM

  1. CHECK ECM 
    Fig 1: Identifying Terminals Of ECM Connector
    G06009666Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    ECM CONNECTOR TERMINALS REFERENCE

    Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    A50-27 (TC) - B31-104 (E1) P-BR Body ground Ignition switch ON 11 to 14 V
    A50-27 (TC) - B31-104 (E1) P-BR Body ground Terminals TC and CG of DLC3 connected Below 1 V
    A50-36 (STP) - B31-104 (E1) L-BR Stop light signal Ignition switch ON, Brake pedal depressed 11 to 14 V
    A50-36 (STP) - B31-104 (E1) L-BR Stop light signal ignition switch ON, Brake pedal released Below 1 V
    A50-40 (CCS) - B31-104 (E1) L-B - BR Cruise control main switch circuit Ignition switch ON 11 to 14 V
    A50-40 (CCS) - B31-104 (E1) L-B - BR Cruise control main switch circuit CANCEL switch ON 6.6 to 10.1V
    A50-40 (CCS) - B31-104 (E1) L-B - BR Cruise control main switch circuit SET/COAST switch ON 4.5 to 7.1 V
    A50-40 (CCS) - B31-104 (E1) L-B - BR Cruise control main switch circuit RES/ACC switch ON 2.3 to 4.0 V
    A50-40 (CCS) - B31-104 (E1) L-B - BR Cruise control main switch circuit MAIN switch ON Below 1 V
    A50-35 (ST1-) - B31-104 (E1) R-BR Stop light signal Ignition switch ON, Brake pedal depressed Below 1 V
    A50-35 (ST1-) - B31-104 (E1) R-BR Stop light signal Ignition switch ON, Brake pedal released 11 to 14 V
    B31-56 (D)(1) - B31-104 (E1) LG-BR Clutch signal Ignition switch ON, Clutch pedal depressed Below 1 V
    B31-56 (D)(1) - B31-104 (E1) LG-BR Clutch signal Ignition switch ON, Clutch pedal released 11 to 14 V
    B31-56 (D)(2) - B31-104 (E1) P(3) - BR P-G(4) - BR D shift position switch signal Ignition switch ON, Shift lever in except D Below 1 V
    B31-56 (D)(2) - B31-104 (E1) P(3) - BR P-G(4) - BR D shift position switch signal Ignition switch ON, Shift lever in D 11 to 14 V
    (1) for M/T
    (2) for A/T
    (3) for 2ZR-FE
    (4) for 2AZ-FE
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