Standard Values of ECM Terminals
NOTE: A = Terminal E7, B = terminal E8TERMINAL - BATT (A33) / E1 (B69)
CONDITION - Always
VOLTAGE - 9 to 14 volts
TERMINAL - IgnitionSW (A1) / +B (A31) / +B1 (A32) / E1(B69)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - VCC (B41) / E2 (B65)
CONDITION - Ignition switch ON
VOLTAGE - 4.5 to 5.5 volts
TERMINAL - IDL1 (B64) / IDL2 (B63) / E2 (B65)
CONDITION - Ignition switch ON / main or sub throttle fully closed.
VOLTAGE - 0.0 to 3 volts
CONDITION - Ignition switch ON / main or sub throttle fully open.
VOLTAGE - 9 to 14 volts
TERMINAL - VTA1 (B43) / VTA2 (B42)
CONDITION - Ignition switch ON / main or sub throttle fully closed.
VOLTAGE - 0.3 to 0.8 volts
CONDITION - Ignition switch ON / main or sub throttle fully open.
VOLTAGE - 3.2 to 4.9 volts
TERMINAL - KS (B66) / E1 (B69)
CONDITION - Idling
VOLTAGE - Pulse generation
TERMINAL - THA (B45) / E2 (B65)
CONDITION - Idling, Intake air temperature 0°C (32°F) to 80°C (176°F)
VOLTAGE - 0.5 to 3.4 volts
TERMINAL - HW (B44) / E2 (B65)
CONDITION - Idling, Engine coolant temp. 60°C (140°F) to 120°C (248°F)
VOLTAGE - 0.2 to 1.0 volts
TERMINAL - STA (B77) / E1 (B69)
CONDITION - Cranking
VOLTAGE - 6 or more volts
TERMINAL - #10 (B20), #20 (B19), #30 (B18), #40 (B17), #50 (B16), #60 (B15) / E01 (B80)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
CONDITION - Idling
VOLTAGE - Pulse generation
TERMINAL - IgnitionT (B57) / E1 (B69)
CONDITION - Idling
VOLTAGE - Pulse generation
TERMINAL -IgnitionF (B58) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - Below 2.0 volts
CONDITION - Idling
VOLTAGE - Pulse generation
TERMINAL - G1 (B26), G2 (B25) / G- (B7)
CONDITION - Idling
VOLTAGE - Pulse generation
TERMINAL - NE (B27) / G 0 (B7)
CONDITION - Idling
VOLTAGE - Pulse generation
TERMINAL - M-REL (A24) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - FPC (A22) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - Below 1.5 volts
CONDITION - Idling
VOLTAGE - Pulse generation (4.5 to 5.5 volts)
TERMINAL - D1 (A21) - E1 (B69)
CONDITION - Idling
VOLTAGE - 7 or more volts
TERMINAL - ACIS (839) - E01 (B80)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - EVAP (874) - E01 (B80)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - EGR (875) - E01 (B80)
CONDITION - Idling
VOLTAGE - Below 2.0 volts
CONDITION - Engine speed at 3,500 rpm
VOLTAGE - 10 to 14 volts
TERMINAL - ISC1 (B35), ISC2 (B34) , ISC3 (B33), ISC4 (B32) / E01 (B69)
CONDITION - Idling, when A/C switch ON or OFF
VOLTAGE - Pulse generation
TERMINAL - VF1 (B29), VF2 (B28) - E1 (B69)
CONDITION - Maintain engine speed at 2,500 rpm for 2 minutes after warming up then return to idling.
VOLTAGE - 1.8 to 3.2 volts
TERMINAL - OX1 (B48), OX2 (B47), OX3 (A30) / E1 (B60)
CONDITION - Idling
VOLTAGE - Pulse generation
TERMINAL - HT1 )B73), HT2 (B72), HT3 (A36) / EO1 (B80)
CONDITION - idling
VOLTAGE - Below 3 volts
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - KNK1 (B50), KNK2 (B49) / E1 (B69)
CONDITION - idling
VOLTAGE - Pulse generation
TERMINAL - NSW (B76) / E1 (B69)
CONDITION - Ignition switch ON, shift position other than in "P" or "N"
VOLTAGE - 9 to 14 volts
CONDITION - Ignition switch ON, shift position in "P" or "N"
VOLTAGE - 0.0 to 3 volts
TERMINAL - SP1 (A2) / E1 (B69)
CONDITION - Ignition switch ON, Rotate driving wheel slowly.
VOLTAGE - Pulse generation
TERMINAL - TE1 (A20) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - TE2 (A19) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - W (A6) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - 0.0 to 3 volts
TERMINAL - OD1 (A12) / E1 (b69)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - A/C (A34) / E1 (B69)
CONDITION - A/C switch ON (at idling)
VOLTAGE - 7.5 to 14 volts
CONDITION - A/C switch OFF
VOLTAGE - 0.0 to 1.5 volts
TERMINAL - ACMG (A23) / E1 (B69)
CONDITION - A/C switch ON (at idling)
VOLTAGE - 0 - 3 volts
CONDITION - A/C switch OFF
VOLTAGE - 9 to 14 volts
TERMINAL - TR (A37) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
TERMINAL - VT01 (A40), VT02 (A39) / E2 (B65)
CONDITION - Ignition switch ON, Main or sub throttle valve fully closed.
VOLTAGE - 0.3 to 0.8 volts
CONDITION - Ignition switch ON Main or sub throttle valve fully open.
VOLTAGE - 3.2 to 4.9 volts
TERMINAL - NEO (A38) / E1 (B69)
CONDITION - Ignition switch ON
VOLTAGE - 4.5 to 5.5 volts
TERMINAL - FPU (B36) / E01 (B80)
CONDITION - Ignition switch ON
VOLTAGE - 9 to 14 volts
CONDITION - Restarting at high engine coolant temperature
VOLTAGE - Below 2.0 volts
TERMINAL - ELS (A15) - E1 (B69)
CONDITION - Defogger switch and taillight switch ON
VOLTAGE - 7.5 to 14 volts
CONDITION - Defogger switch and tallight switch OFF
VOLTAGE - 0.0 to 1.5 volts