( TL19E3AA20300024601CAAT00 )

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

Terminal number | Wire color | Terminal name | Description | Signal
--- | --- | --- | --- | ---
1 *1 | WHT/RED | VBSOL (POWER SOURCE FOR SOLENOID VALVES) | Power source for solenoid valves | With ignition switch ON (II): battery voltage
3 | WHT | CANH (CAN COMMUNICATION SIGNAL HIGH) | Sends communication signal | With ignition switch ON (II): pulses (about 2.5 V)
4 | RED | CANL (CAN COMMUNICATION SIGNAL LOW) | Sends communication signal | With ignition switch ON (II): pulses (about 2.5 V)
5 | GRN/RED | FANL (RADIATOR FAN CONTROL) | Drives radiator fan relay | With radiator fan running: about 0 V With radiator fan stopped: battery voltage
6 | YEL/RED | FANH (RADIATOR FAN CONTROL) | Drives A/C condenser fan relay | With A/C condenser fan running: about 0 V With A/C condenser fan stopped: battery voltage
7 | RED/BLK | MRLY (PGM-FI MAIN RELAY 1) | Drives PGM-FI main relay 1 | With ignition switch ON (II): about 0 V With ignition switch OFF: battery voltage
9 | YEL/BLK | IGP (POWER SOURCE) | Power source for ECM/PCM circuit | With ignition switch ON (II): battery voltage
10 | BLK | SG6 (SENSOR GROUND) | Sensor ground | Less than 0.5 V at all times
15 | PUR | ACC (A/C COMPRESSOR CLUTCH RELAY) | Drives A/C compressor clutch relay | With compressor ON: about 0 V With compressor OFF: battery voltage
16 | GRY/BLK | IMOFPR (IMMOBILIZER FUEL PUMP RELAY) | Drives PGM-FI main relay 2 | About 0 V for 2 seconds after turning ignition switch ON (II), then battery voltage With engine running: about 0 V

*1: | A/T