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Terminals Of Ecu

WARNING: This page is about a different car, the 2007 Toyota Tacoma. However, it is still accessible from the selected car via links, so may be relevant.
  1. ECM (1GR-FE) 
    Fig 1: Identifying ECM Connector Terminals (1GR-FE)
    G04412399Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    ECM CONNECTOR REFERENCE

    Symbols (Terminals No.) Wiring Color Terminal Description Condition Specified Condition
    TC (E8-23) - E1 (E6-1) P-B - BR DTC output signal Ignition switch ON 10 to 14 V
    TC (E8-23) - E1 (E6-1) P-B - BR DTC output signal Ignition switch ON
    Connect terminals TC and CG of DLC3    		 Below 2 V
    ST1 (E8-16) - E1 (E6-1) V-W - BR Cruise cancel input signal Ignition switch ON
    Depress brake pedal    		 Below 1 V
    ST1 (E8-16) - E1 (E6-1) V-W - BR Cruise cancel input signal Ignition switch ON
    Release brake pedal    		 10 to 14 V
    STP (E8-15) - E1 (E6-1) L - BR Stop light switch input signal Depress brake pedal 10 to 14 V
    STP (E8-15) - E1 (E6-1) L - BR Stop light switch input signal release brake pedal Below 1 V
    CSS (E7-2) - E1 (E6-1) BR-W - BR Cruise control main switch output signal Ignition switch ON 10 to 14 V
    CSS (E7-2) - E1 (E6-1) BR-W - BR Cruise control main switch output signal Ignition switch ON
    CANCEL switch hold ON    		 6.6 to 10.1 V
    CSS (E7-2) - E1 (E6-1) BR-W - BR Cruise control main switch output signal Ignition switch ON
    -/SET switch hold ON    		 4.5 to 7.1 V
    CSS (E7-2) - E1 (E6-1) BR-W - BR Cruise control main switch output signal Ignition switch ON
    +/RES switch hold ON    		 2.3 to 4 V
    CSS (E7-2) - E1 (E6-1) BR-W - BR Cruise control main switch output signal Ignition switch ON
    MAIN switch hold ON    		 Below 1 V
    E1 (E6-1) - Body ground BR - Body ground Ground Always Below 1 V
    PI (E7-18) - E1 (E6-1) LG - BR Cruise main indicator light input signal Ignition switch ON
    Cruise control main switch hold ON    		 0 to 3 V
    PI (E7-18) - E1 (E6-1) LG - BR Cruise main indicator light input signal Ignition switch ON
    Cruise control main switch hold OFF    		 10 to 14 V
    D (E7-21) - E1 (E6-1) L-B - BR Clutch switch input signal Ignition switch ON
    Depress clutch pedal    		 Below 1 V
    D (E7-21) - E1 (E6-1) L-B - BR Clutch switch input signal Ignition switch ON
    Release clutch pedal    		 10 to 14 V
  2. ECM (2TR-FE) 
    Fig 2: Identifying ECM Connector Terminals (2TR-FE)
    G04412400Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    ECM CONNECTOR REFERENCE

    Symbols (Terminals No.) Wiring Color Terminal Description Condition Specified Condition
    TC (E7-17) - E1 (E4-3) P-B - BR DTC output signal Ignition switch ON 10 to 14 V
    TC (E7-17) - E1 (E4-3) P-B - BR DTC output signal Ignition switch ON
    Connect terminals TC and CG of DLC3    		 Below 2 V
    ST1 (E8-16) - E1 (E4-3) V-W - BR Cruise cancel input signal Ignition switch ON
    Depress brake pedal    		 Below 1 V
    ST1 (E8-16) - E1 (E4-3) V-W - BR Cruise cancel input signal Ignition switch ON
    Release brake pedal    		 10 to 14 V
    STP (E7-4) - E1 (E4-3) L - BR Stop light switch input signal Depress brake pedal 10 to 14 V
    STP (E7-4) - E1 (E4-3) L - BR Stop light switch input signal release brake pedal Below 1 V
    CSS (E7-31) - E1 (E4-3) BR-W - BR Cruise control main switch output signal Ignition switch ON 10 to 14 V
    CSS (E7-31) - E1 (E4-3) BR-W - BR Cruise control main switch output signal Ignition switch ON
    CANCEL switch hold ON    		 6.6 to 10.1 V
    CSS (E7-31) - E1 (E4-3) BR-W - BR Cruise control main switch output signal Ignition switch ON
    -/SET switch hold ON    		 4.5 to 7.1 V
    CSS (E7-31) - E1 (E4-3) BR-W - BR Cruise control main switch output signal Ignition switch ON
    +/RES switch hold ON    		 2.3 to 4 V
    CSS (E7-31) - E1 (E4-3) BR-W - BR Cruise control main switch output signal Ignition switch ON
    MAIN switch hold ON    		 Below 1 V
    E1 (E4-3) - Body ground BR - Body ground Ground Always Below 1 V
    PI (E7-18) - E1 (E4-3) LG - BR Cruise main indicator light input signal Ignition switch ON
    Cruise control main switch hold ON    		 0 to 3 V
    PI (E7-18) - E1 (E4-3) LG - BR Cruise main indicator light input signal Ignition switch ON
    Cruise control main switch hold OFF    		 10 to 14 V
    D (E7-21) - E1 (E4-3) L-B - BR Clutch switch input signal Ignition switch ON
    Depress clutch pedal    		 Below 1 V
    D (E7-21) - E1 (E4-3) L-B - BR Clutch switch input signal Ignition switch ON
    Release clutch pedal    		 10 to 14 V
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