ECM/PCM Inputs and Outputs at Connector E (31P)
NOTE: Standard battery voltage is 12 V.

Terminal number | Wire color | Terminal name | Description | Signal
--- | --- | --- | --- | ---
22 | WHT/BLK | BKSW (BRAKE PEDAL POSITION SWITCH) | Detects brake pedal position switch signal | With brake pedal released: about 0 V With brake pedal pressed: battery voltage
23 | LT BLU | K-LINE | Sends and receives HDS signals | With ignition switch ON (II): pulses or battery voltage
24 | RED | CANL (CAN COMMUNICATION SIGNAL LOW) | Sends the communication signal | With ignition switch ON (II): pulses
25 | WHT | NEP (ENGINE SPEED PULSE) | Outputs engine speed pulse | With engine running: pulses
26 | BLU | VSSOUT (VEHICLE SPEED SENSOR OUTPUT SIGNAL) | Sends vehicle speed sensor signal | Depending on vehicle speed: pulses With ignition switch ON (II): battery voltage
27 | RED | IMOCD (IMMOBILIZER CODE) | Detects immobilizer signal |
29 | BRN | SCS (SERVICE CHECK SIGNAL) | Detects service check signal | With the service check signal shorted using HDS: about 0 V With the service check signal open: about 5.0 V
30 | RED (RED/WHT) *4 | WEN (WRITE ENABLE SIGNAL) | Detects write enable signal | With ignition switch ON (II): about 0 V

*4: | RHD model