( TL19E3AA20300024601CAAT00 )

ECM/PCM Inputs and Outputs at Connector C (○) (49P)
NOTE: Standard battery voltage is about 12 V.

Terminal number | Wire color | Terminal name | Description | Signal
--- | --- | --- | --- | ---
1 | YEL/GRN | IG1ETCS (IGNITION SIGNAL ETCS) | Detects ignition signal | With ignition switch ON (II): battery voltage
2 | BLK | PGMETCS (POWER GROUND ETCS) | Ground circuit for ECM/PCM | Less than 0.5 V at all times
3 | GRN/YEL | ETCSM− (THROTTLE ACTUATOR −SIDE) | Ground for throttle actuator | With ignition switch ON (II) and accelerator pedal released: about 0 V With ignition switch ON (II) and accelerator pedal pressed: about 2.0 V
4 | BLU/RED | ETCSM+ (THROTTLE ACTUATOR +SIDE) | Drives throttle actuator | With ignition switch ON (II) and accelerator pedal released: about 0 V With ignition switch ON (II) and accelerator pedal pressed: about 0 V
5 | BRN | INJ1 (No. 1 INJECTOR) | Drives No. 1 injector | With ignition switch ON (II): battery voltage At idle: duty controlled
6 | RED | INJ2 (No. 2 INJECTOR) | Drives No. 2 injector
7 | BLU | INJ3 (No. 3 INJECTOR) | Drives No. 3 injector
8 | YEL | INJ4 (No. 4 INJECTOR) | Drives No. 4 injector
9 | GRN | AFSHTC (AIR FUEL RATIO (A/F) SENSOR HEATER CONTROL (SENSOR 1)) | Drives A/F sensor heater (sensor 1) | With ignition switch ON (II): battery voltage With fully warmed up engine running: pulses
10 | BLK/RED | IG1 (IGNITION SIGNAL) | Detects ignition signal | With ignition switch ON (II): battery voltage
11 | GRN/RED | MAP (MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR) | Detects MAP sensor signal | With ignition switch ON (II): about 3.0 V At idle: about 1.0 V (depending on engine speed)
12 | BLU | VCC3 (SENSOR VOLTAGE) | Provides sensor reference voltage | With ignition switch ON (II): about 5.0 V
13 | YEL/RED | VCC1 (SENSOR VOLTAGE) | Provides sensor reference voltage | With ignition switch ON (II): about 5.0 V
14 | GRN/WHT | SG1 (SENSOR GROUND) | Sensor ground | Less than 0.5 V at all times
15 | YEL/GRN | IGPLS1 (No. 1 IGNITION COIL PULSE) | Drives No. 1 ignition coil | With ignition switch ON (II): about 0 V With engine running: pulses
16 | BLU/RED | IGPLS2 (No. 2 IGNITION COIL PULSE) | Drives No. 2 ignition coil
17 | WHT/BLU | IGPLS3 (No. 3 IGNITION COIL PULSE) | Drives No. 3 ignition coil
18 | BRN | IGPLS4 (No. 4 IGNITION COIL PULSE) | Drives No. 4 ignition coil