## Automatic Transmission

#### System Description (cont'd)

14-39

PCM CONNECTOR C (22P)

Terminal Number | Wire Colour | Signal | Description | Measuring Conditions/Terminal Voltage
C11 | BLU | ATP 2 | Transmission range switch position input | In position: 0 V In other than position: 5 V
C12 | BLU/WHT | ATP NP | Transmission range switch and positions input | In and positions: 0 V In other than and positions: 5 V
C13 | RED/BLK | ATP N | Transmission range switch position input | In position: 0 V In other than position: Battery voltage
C14 | GRN | NC SG | Countershaft speed sensor ground |
C15 | BLU | NC | Countershaft speed sensor input | Depending on vehicle speed: Pulsing signal When vehicle stopped: About 0 V
C19 | BRN | ATP 1 | Transmission range switch position input | In position: 0 V In other than position: 5 V
C20 | YEL | ATP D4 | Transmission range switch position input | In position: 0 V In other than position: 5 V
C21 | WHT/GRN | NM SG | Mainshaft speed sensor ground |

PCM CONNECTOR E (31P)

Terminal Number | Wire Colour | Signal | Description | Measuring Conditions/Terminal Voltage
E7 | RED/YEL | MRLY | Power supply for solenoid valve assemblies | With ignition switch ON (II): 0 V With ignition switch OFF: Battery voltage
E13 | WHT/BLU | ILU | Interlock control | With ignition switch ON (II), brake pedal pressed and accelerator pedal released: Battery voltage
E22 | WHT/BLK | BK SW | Brake pedal position switch signal output | Brake pedal pressed: Battery voltage Brake pedal released: 0 V
E23 | LT BLU | K-LINE | Communication line between PCM and scan tool | With ignition switch ON (II): Battery voltage
E29 | BRN | SCS | Timing and adjustment service check signal | With ignition switch ON (II) and service check connector open: 5 V With ignition switch ON (II) and service check connector connected with special tool: 0 V