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Terminals Of ECM

  1. CHECK ECM 
Fig 1: Identifying B29 And A37 ECM Connector Terminals
G06043025Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ECM CONNECTOR TERMINALS REFERENCE CHART

Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
A37-27 (TC) - B29-104 (E1) P - BR Body ground Ignition switch ON 11 to 14 V
A37-27 (TC) - B29-104 (E1) P - BR Body ground Terminals TC and CG of DLC3 connected Below 1 V
A37-35 (ST1-) - B29-104 (E1) R - BR Stop light signal Ignition switch ON, Brake pedal depressed Below 1 V
A37-35 (ST1-) - B29-104 (E1) R - BR Stop light signal Ignition switch ON, Brake pedal released 11 to 14 V
A37-36 (STP) - B29-104 (E1) L - BR Stop light signal Ignition switch ON, Brake pedal depressed 11 to 14 V
A37-36 (STP) - B29-104 (E1) L - BR Stop light signal Ignition switch ON, Brake pedal released Below 1 V
A37-40 (CCS) - B29-104 (E1) L-B - BR Cruise control main switch circuit Ignition switch ON 11 to 14 V
A37-40 (CCS) - B29-104 (E1) L-B - BR Cruise control main switch circuit CANCEL switch ON 6.6 to 10.1 V
A37-40 (CCS) - B29-104 (E1) L-B - BR Cruise control main switch circuit - (COAST)/SET switch ON 4.5 to 7.1 V
A37-40 (CCS) - B29-104 (E1) L-B - BR Cruise control main switch circuit + (ACCEL)/RES switch ON 2.3 to 4.0 V
A37-40 (CCS) - B29-104 (E1) L-B - BR Cruise control main switch circuit MAIN switch ON Below 1 V
B29-56 (D)(1)-B29-104 (E1) LG - BR Clutch signal Ignition switch ON, Clutch pedal depressed Below 1 V
B29-56 (D)(1)-B29-104 (E1) LG - BR Clutch signal Ignition switch ON, Clutch pedal released 11 to 14 V
B29-56 (D)(2)-B29-104 (E1) P-G(3) - BR P(4) - BR D shift position switch signal Ignition switch ON, Shift lever in except D Below 1 V
B29-56 (D)(2)-B29-104 (E1) P-G(3) - BR P(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 2AZ-FE (2WD)
(4) for 2ZR-FE, 2AZ-FE (4WD)
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