## CVT System Description - Electronic Controls

### Electronic Control System

#### PCM Terminal Connections

#### PCM Inputs and Outputs

PCM CONNECTOR A (31P)
Terminal Number | Wire Color | Signal | Description | Measuring Conditions/Terminal Voltage
--- | --- | --- | --- | ---
A2 | YEL/BLK | IGP2 | Power supply circuit from main relay | With ignition switch ON (II): Battery voltage With ignition switch OFF: 0 V
A3 | YEL/BLK | IGP1 | Power supply circuit from main relay | With ignition switch ON (II): Battery voltage With ignition switch OFF: 0 V
A4 | BLK | PG2 | Ground |
A5 | BLK | PG1 | Ground |
A10 | GRN/BLK | SG2 | Sensor ground |
A11 | GRN/WHT | SG1 | Sensor ground |
A18 | BLU/WHT | VABS | Vehicle speed sensor signal input | With ignition switch ON (II): About 5 V With ignition switch OFF: 0 V
A20 | YEL/BLU | VCC2 | Power supply circuit for sensors | With ignition switch ON (II): About 5 V With ignition switch OFF: 0 V
A21 | YEL/RED | VCC1 | Power supply circuit for sensors | With ignition switch ON (II): About 5 V With ignition switch OFF: 0 V
A23 | BRN/YEL | LG2 | Ground |
A24 | BRN/YEL | LG1 | Ground |

PCM CONNECTOR B (24P)
Terminal Number | Wire Color | Signal | Description | Measuring Conditions/Terminal Voltage
--- | --- | --- | --- | ---
B7 | GRN/WHT | DN LS + | CVT driven pulley pressure control valve power supply positive electrode | With ignition switch ON (II): Pulsing signal
B11 | RED/WHT | M IND | [M] indicator control | When 7-speed manual shifting mode is selected: About 6 V In other than manual shifting mode: 0 V
B12 | LT GRN | S IND | [S] indicator control | In the [S] position: About 6 V In other than the [S] position: 0 V
B16 | YEL | SC LS + | CVT start clutch pressure control valve power supply positive electrode | With ignition switch ON (II): Pulsing signal

### Electronic Control System (cont'd)

#### PCM Inputs and Outputs (cont'd)

PCM CONNECTOR B (24P)
Terminal Number | Wire Color | Signal | Description | Measuring Conditions/Terminal Voltage
--- | --- | --- | --- | ---
B19 | LT GRN/RED | S-DN | Downshift switch signal input | With ignition switch ON (II): Downshift switch pressed: 0 V Downshift switch released: About 5 V
B20 | YEL | S-UP | Upshift switch signal input | With ignition switch ON (II): Upshift switch pressed: 0 V Upshift switch released: About 5 V
B24 | BLU/WHT | DR LS+ | CVT drive pulley pressure control valve power supply positive electrode | With ignition switch ON (II): Pulsing signal

PCM CONNECTOR C (22P)
Terminal Number | Wire Color | Signal | Description | Measuring Conditions/Terminal Voltage
--- | --- | --- | --- | ---
C1 | PNK/BLK | DN LS - | CVT driven pulley pressure control valve power supply negative electrode | With ignition switch ON (II): Pulsing signal
C3 | BLK | CVT PG2 | Ground |
C5 | BLK | CVT PG1 | Ground |
C6 | GRN/BLK | SOL INH | Inhibitor solenoid control | With inhibitor solenoid ON (II): Battery voltage With inhibitor solenoid OFF: 0 V
C7 | RED/BLU | NDR | CVT drive pulley speed sensor signal input | With ignition switch ON (II): 0 V or about 5 V With engine at idle in the [N] position: About 2.5 V
C8 | PNK/BLU | SC LS - | CVT start clutch pressure control valve power supply negative electrode | With ignition switch ON (II): Pulsing signal
C9 | BLU/WHT | ATP S | Transmission range switch [S] position input | In the [S] position: 0 V In other than the [S] position: About 5 V
C10 | WHT | ATP R | Transmission range switch [R] position input | In the [R] position: 0 V In other than the [R] position: About 10 V
C11 | BLU | ATP L | Transmission range switch [L] position input | In the [L] position: 0 V In other than the [L] position: About 10 V
C12 | LT GRN | ATP NP | Transmission range switch [P] and [N] positions input | In the [P] and [N] positions: 0 V In other than the [P] and [N] positions: About 5 V

PCM CONNECTOR C (22P)
Terminal Number | Wire Color | Signal | Description | Measuring Conditions/Terminal Voltage
--- | --- | --- | --- | ---
C13 | YEL | M-SW | Main switch (7Speed Mode) signal input | In the 7Speed Mode: 0 V Released the 7Speed Mode: About 5 V
C15 | WHT | NDN | CVT driven pulley speed sensor signal input | With ignition switch ON (II): 0 V or about 5 V With engine at idle in the [N] position: About 2.5 V
C16 | GRN/YEL | DR LS - | CVT drive pulley control valve power supply negative electrode | With ignition switch ON (II): Pulsing signal
C20 | PNK | ATP D | Transmission range switch [D] position input | In the [D] position: 0 V In other than the [D] position: About 5 V
C22 | WHT/RED | VEL1 | CVT speed sensor signal input | With ignition switch ON (II): 0 V or about 5 V With driving (front wheels rotating): About 2.5 V

PCM CONNECTOR E (31P)
Terminal Number | Wire Color | Signal | Description | Measuring Conditions/Terminal Voltage
--- | --- | --- | --- | ---
E8 | BLU/WHT | LED A | Shift indicator control | With ignition switch ON (II) and not in the 7Speed Mode: About 5 V In the 7Speed Mode 4th, 5th, 6th speed: About 5 V 1st, 2nd, 3rd, 7th speed: About 0.3 V
E9 | BLK/YEL | IG 1 | Power supply circuit for solenoid valves | With ignition switch ON (II): Battery voltage With ignition switch OFF: 0 V
E11 | PNK | D IND | [D] indicator control | When ignition switch is first turned ON (II): About 6 V for 2 seconds In the [D] position: About 6 V
E13 | BLU/RED | SLC | Shift lock control | With ignition switch ON (II), in the [P] position brake pedal pressed, and accelerator pedal released: Battery voltage
E20 | GRN/BLK | LED C | Shift indicator control | With ignition switch ON (II) and not in the 7Speed Mode: About 5 V In the 7Speed Mode 1st, 3rd, 5th speed: About 5 V 2nd, 4th, 6th, 7th speed: About 0.3 V
E21 | RED/WHT | LED B | Shift indicator control | With ignition switch ON (II) and not in the 7Speed Mode: About 5 V In the 7Speed Mode 2nd, 3rd, 6th speed: About 5 V 1st, 4th, 5th, 7th speed: About 0.3 V
E22 | WHT/BLK | BK SW | Brake pedal position switch signal input | Brake pedal pressed: Battery voltage Brake pedal released: 0 V
E23 | RED/WHT | K-LINE | Communication line PCM-to-DLC | With ignition switch ON (II): Battery voltage
E29 | BRN | SCS | SCS terminal signal input | With ignition switch ON (II) SCS terminals open: About 5 V SCS terminals short-circuited to ground: 0 V

### Circuit Diagram