PCM Inputs and Outputs at PCM Connector B (Δ) (49P)
NOTE:
Check the label on the PCM to see if it was made by Keihin or Continental. Refer to the General Troubleshooting Information .
PCM CONNECTOR TERMINALS REFERENCE CHART B (49P)
| Terminal number | Wire color | Terminal name | Description | Signal | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | BLK | PG2 (POWER GROUND) | Ground circuit for PCM | Less than 0.2 V at all times | ||||||
| 2 | TAN | VBSOL (POWER SOURCE FOR SOLENOID VALVES) | Power source for solenoid valves | With ignition switch ON (II): battery voltage | ||||||
| 3 | YEL | IGP (POWER SOURCE) | Power source for PCM circuit | With ignition switch ON (II): battery voltage | ||||||
| 4 | GRN | INJ1 (No. 1 INJECTOR) | Drives No. 1 injector | At idle: duty controlled With ignition switch ON (II): battery voltage | ||||||
| 5 | PNK | INJ5 (No. 5 INJECTOR) | Drives No. 5 injector | |||||||
| 6 | TAN | INJ4 (No. 4 INJECTOR) | Drives No. 4 injector | |||||||
| 7 | BLU | INJ3 (No. 3 INJECTOR) | Drives No. 3 injector | |||||||
| 8 | RED | INJ2 (No. 2 INJECTOR) | Drives No. 2 injector | |||||||
| 9 | LT BLU | INJ6 (No. 6 INJECTOR) | Drives No. 6 injector | |||||||
| 10 | PUR | LSB (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE B) | Drives A/T clutch pressure control solenoid valve B | With ignition switch ON (II): current controlled | ||||||
| 11 | YEL | IGPLS5 (No. 5 IGNITION COIL PULSE) | Drives No. 5 ignition coil | With ignition switch ON (II): about 0 V With engine running: pulses |
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| 12 | TAN | IGPLS6 (No. 6 IGNITION COIL PULSE) | Drives No. 6 ignition coil | |||||||
| 13 | BLU | VSB1 (VS CELL + BANK 1) | Detects rear A/F sensor (Bank 1, sensor 1) VS CELL signal | With warmed up engine running: about 3.4-4.8 V | ||||||
| 14 | YEL | VSB2 (VS CELL + BANK 2) | Detects front A/F sensor (Bank 2, sensor 1)VS CELL signal | With warmed up engine running: about 3.4-4.8 V | ||||||
| 15 | RED | VCENTB1 (VIRTUAL GROUND BANK 1) | Provides reference voltage for rear A/F sensor (Bank 1, sensor 1) | With warmed up engine at idle: about 3.4-3.8 V | ||||||
| 16 | BLU | SHO2SB2 (FRONT SECONDARY HEATED OXYGEN SENSOR (FRONT SECONDARY HO2S (BANK 2, SENSOR 2))) | Detects front secondary HO2S (Bank 2, sensor 2) signal | With throttle fully opened from idle and warmed up engine: about 0.6 V(1) With throttle quickly closed: below 0.4 V* (*: between SHO2SB2 terminal and SO2SGB2 terminal) |
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| 17 | RED | TPSA (THROTTLE POSITION (TP) SENSOR A) | Detects TP sensor A signal | With ignition switch ON (II) and accelerator pedal pressed: about 3.9 V With ignition switch ON (II) and accelerator pedal released: about 0.9 V |
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| 18 | PNK | VCC5 (SENSOR VOLTAGE) | Provides sensor reference voltage | With ignition switch ON (II): about 5.0 V | ||||||
| 19 | LT GRN | IMTM (INTAKE MANIFOLD TUNING (IMT) VALVE MONITOR) | Detects IMT valve position | With ignition switch ON (II): about 5.0 V With engine speed above 4, 300 rpm: about 0 V |
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| 20 | LT BLU | VCMSWC (ROCKER ARM OIL PRESSURE SWITCH C) | Detects front rocker arm oil pressure switch signal | With ignition switch ON (II) or at idle: battery voltage | ||||||
| 21 | PNK | LSC (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE C) | Drives A/T clutch pressure control solenoid valve C | With ignition switch ON (II): current controlled | ||||||
| 22 | BLU | IGPLS3 (No. 3 IGNITION COIL PULSE) | Drives No. 3 ignition coil | With ignition switch ON (II): about 0 V With engine running: pulses |
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| 23 | LT BLU | IGPLS4 (No. 4 IGNITION COIL PULSE) | Drives No. 4 ignition coil | |||||||
| 24 | BRN | VCENTB2 (VIRTUAL GROUND BANK 2) | Provides reference voltage for front A/F sensor (Bank 2, sensor 1) | With warmed up engine at idle: about 3.4-4.8 V | ||||||
| 25 | GRN | SHO2SB1 (REAR SECONDARY HEATED OXYGEN SENSOR (REAR SECONDARY HO2S (BANK 1, SENSOR 2))) | Detects rear secondary HO2S (Bank 1, sensor 2) signal | With throttle fully opened from idle and warmed up engine: about 0.6 V(1) With throttle quickly closed: below 0.4 V* (*: between SHO2SB1 terminal and SO2SGB1 terminal) |
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| 26 | PUR | TPSB (THROTTLE POSITION (TP) SENSOR B) | Detects TP sensor B signal | With ignition switch ON (II) and accelerator pedal pressed: about 4.1 V With ignition switch ON (II) and accelerator pedal released: about 1.7 V |
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| 27 | Not used | Not used | ||||||||
| 28 | GRN | CSSC (CYLINDER STOP SOLENOID C) | Drives rocker arm oil control solenoid A (Bank 2) | With ignition switch ON (II) or at idle: about 0 V | ||||||
| 29 | WHT | IGPLS1 (No. 1 IGNITION COIL PULSE) | Drives No. 1 ignition coil | With ignition switch ON (II): about 0 V With engine running: pulses |
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| 30 | PUR | IGPLS2 (No. 2 IGNITION COIL PULSE) | Drives No. 2 ignition coil | |||||||
| 31 | GRN | IPB1 (IP CELL + BANK 1) | Detects rear A/F sensor (Bank 1, sensor 1) pump cell | With engine running: about 2.0-5.6 V | ||||||
| 32 | PUR | IPB2 (IP CELL + BANK 2) | Detects front A/F sensor (Bank 2, sensor 1) pump cell | With engine running: about 2.0-5.6 V | ||||||
| 33 | GRY | SG5 (SENSOR GROUND) | Sensor ground | Less than 0.2 V at all times | ||||||
| 34 | BLU | SG1 (SENSOR GROUND) | Sensor ground | Less than 0.2 V at all times | ||||||
| 35 | PUR | MAP (MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR) | Detects MAP sensor signal | With ignition switch ON (II): about 3.0 V At idle: about 1.0 V (depending on engine speed) |
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| 36 | LT BLU | VCC1 (SENSOR VOLTAGE) | Provides sensor reference voltage | With ignition switch ON (II): about 5.0 V | ||||||
| 37 | RED | NM (INPUT SHAFT (MAINSHAFT) SPEED SENSOR) | Detects input shaft (mainshaft) speed sensor signals | With ignition switch ON (II): about 0 V or about 5.0 V With engine running in N: pulses |
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| 38 | TAN | NC (OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR) | Detects output shaft (countershaft) speed sensor signal | With ignition switch ON (II):about 0 V or about 5.0 V While driving: about 2.5 V (pulses) |
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| 39 | LT GRN | CSSA (CYLINDER STOP SOLENOID A) | Drives rocker arm oil control solenoid B (Bank 1) | With ignition switch ON (II) or at idle: about 0 V | ||||||
| 40 | BLK | PG1 (POWER GROUND) | Ground circuit for PCM | Less than 0.2 V at all times | ||||||
| 41 | BRN | LG2 (LOGIC GROUND) | Ground circuit for PCM | Less than 0.2 V at all times | ||||||
| 42 | GRY | IG1 (IGNITION SIGNAL) | Detects ignition signal | With ignition switch ON (II): battery voltage | ||||||
| 43(1) | TAN | LSD (AT CLUTCH PRESSURE CONTROL SOLENOID VALVE D) | Drives A/T clutch pressure control solenoid valve D | With ignition switch ON (II): current controlled | ||||||
| 44(1) | LT GRN | PLA (LINE PRESSURE SOLENOID VALVE A) | Drives line pressure solenoid valve A | With engine running in 1st or reverse: about 0 V With engine running in any gear other than 1st or reverse: battery voltage |
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| 44(2)(3) | PUR | SHD (SHIFT SOLENOID VALVE D) | Drives shift solenoid valve D | With engine running in N, D, and L during no lock-up condition: about 0 V With engine running in P, R, and D during lock-up condition: battery voltage |
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| 45 | BLU | CKP (CRANKSHAFT POSITION (CKP) SENSOR) | Detects CKP sensor signal | With engine running: pulses | ||||||
| 46 | GRY | CMP (CAMSHAFT POSITION (CMP) SENSOR) | Detects CMP sensor signal | With engine running: pulses | ||||||
| 47 | Not used | Not used | ||||||||
| 48 | Not used | Not used | ||||||||
| 49 | LT BLU | CSSB (CYLINDER STOP SOLENOID B) | Drives rocker arm oil control solenoid A (Bank 1) | With ignition switch ON (II) or at idle: about 0 V | ||||||
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