ECM/PCM Inputs and Outputs at Connector C (22P)
NOTE:
Standard battery voltage is about 12 V.
ECM/PCM CONNECTOR C REFERENCE TABLE
| Terminal number | Wire color | Terminal name | Description | Signal | ||
|---|---|---|---|---|---|---|
| 1(1) | BLK/BLU | LSA (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE A) | Drives A/T clutch pressure control solenoid valve A | With ignition switch ON (II): current control | ||
| 2(1) | GRN | SHC (SHIFT SOLENOID VALVE C) | Drives shift solenoid valve C | With engine running in N and 1 position, or in D position (in 1st, 3rd, and 5th gears): battery voltage With engine running in P, R, 2, or D position (in 2nd, 4th gears): about 0 V |
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| 3(1) | YEL | SHE (SHIFT SOLENOID VALVE E) | Drives shift solenoid valve E | With engine running in P, R position: battery voltage With engine running in N, D, 2, or 1 position: about 0V |
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| 4(1) | GRN/WHT | SHB (SHIFT SOLENOID VALVE B) | Drives shift solenoid valve B | With engine running in P, R, N, 2, and 1 position, or D position (in 1st, 2nd gears): battery voltage With engine running in D position (in 3rd, 4th, 5th gears):about 0 V |
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| 5(1) | GRN/RED | SHD (SHIFT SOLENOID VALVE D) | Drives shift solenoid valve D | With engine running in 2 or D position (in 2nd, 5th gears): battery voltage With engine running in P, R, N, 1 position, or D position (in 1st, 3rd, 4th gears): about 0V |
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| 6(1) | BLU/BLK | SHA (SHIFT SOLENOID VALVE A) | Drives shift solenoid valve A | With engine running in R and 1 position, or D position (in 1st, 4th, 5th gears): battery voltage With engine running in P, N and 2 position, or D position (in 2nd, 3rd gears): about 0 V |
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| 7(1) | BLU/YEL | LSC (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE C) | Drivers A/T clutch pressure control solenoid valve C | With ignition switch ON (II): current control | ||
| 9(1) | BRN | ATP1 (TRANSMISSION RANGE SWITCH 1 POSITION) | Detects transmission range switch 1 position signal input | In 1 position: about 0 V In any position other than 1 position: battery voltage |
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| 10(1) | BLU/WHT | OP3SW (3RD CLUTCH TRANSMISSION FLUID PRESSURE SWITCH) | Detects 3rd clutch transmission fluid pressure switch signal input | With ignition switch ON (II): about 5.0 V With 3rd clutch pressure: 0 V |
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| 11(1) | BLU | ATP2 (TRANSMISSION RANGE SWITCH 2 POSITION) | Detects transmission range switch 2 position signal input | In 2 position: about 0V In any position other than 2 position: battery voltage |
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| 12(1) | RED/WHT | ATPRVS (TRANSMISSION RANGE SWITCH R POSITION) | Detects transmission range switch R position signal input | In R position: about 0 V In any position other than R position: battery voltage |
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NOTE:
Standard battery voltage is about 12 V.
ECM/PCM CONNECTOR C REFERENCE TABLE
| Terminal number | Wire color | Terminal name | Description | Signal | ||
|---|---|---|---|---|---|---|
| 13(1) | BLU/RED | OP2SW (2ND CLUTCH TRANSMISSION FLUID PRESSURE SWITCH) | Detects 2nd clutch transmission fluid pressure switch signal input | With ignition switch ON (II): about 5.0 V With 2nd clutch pressure: 0 V |
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| 14(1) | RED/YEL | ATFT (ATF TEMPERATURE SENSOR) | Detects ATF temperature sensor signal input | With ignition switch ON (II): about 0.2-4.8 V (depending on ATF temperature) | ||
| 15(1) | BRN/WHT | LSB (AH" CLUTCH PRESSURE CONTROL SOLENOID VALVE B) | Drives A/T clutch pressure control solenoid valve B | With the ignition switch ON (II): current control | ||
| 17(1) | YEL/GRN | ATPD (TRANSMISSION RANGE SWITCH D POSITION) | Detects transmission range switch D position signal | In D position: about 0 V In any position other than D position: battery voltage |
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| 18(1) | YEL/RED | ATPFWD (TRANSMISSION RANGE SWITCH D/2/1 POSITION) | Detects transmission range switch D, 2, or 1 position signal | In D, 2, or 1 position: about 0 V In P, R, N position: battery voltage |
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| 19(1) | WHT/RED | NM (MAINSHAFT SPEED SENSOR) | Detects input shaft (mainshaft) speed sensor signal | With ignition switch ON (II): about 0 V or about 5.0 V With engine running in N position: about 2.5 V |
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| 20(1) | RED/BLK | ATPN (TRANSMISSION RANGE SWITCH N POSITION) | Detects transmission range switch N position signal | In N position: about 0 V In any position other than N position: battery voltage |
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| 21 | BLK/RED | VG- (MASS AIR FLOW) (MAF) SENSOR - SIDE) | Ground for MAF sensor signal | - | ||
| 22 | RED/GRN | VG+ (MASS AIR FLOW) (MAF) SENSOR +SIDE) | Detects MAF sensor signal | At idle: about 1.1-1.6V (between VG+ terminal and VG- terminal) | ||
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