Electronic Control System (cont'd)

PCM A/T Control System Inputs and Outputs - K24Z3 Engine Model (cont'd)


PCM CONNECTOR B △ (49P)

Terminal Number
Wire Color
Terminal Name
Description
Signal
B21
GRN
SH C (SHIFT SOLENOID VALVE C)
Drives shift solenoid valve C
With engine running:
In D and S (2nd, 3rd, 4th, and 5th gears): Battery voltage
In P, R, N, D and S (1st gear): About 0 V
B22
YEL/GRN
ATP D (TRANSMISSION RANGE SWITCH D)
Detects transmission range switch D position signal
In D: About 0 V
In any position other than D: Battery voltage
B23
RED/WHT
ATP RVS (TRANSMISSION RANGE SWITCH RVS)
Detects transmission range switch R position signal
In R: About 0 V
In any position other than R: Battery voltage
B25
YEL
SH E (SHIFT SOLENOID VALVE E)
Drives shift solenoid valve E
With engine running:
In P and R: Battery voltage
In N, D and S (1st gear): About 0 V
B26
BLU/YEL
LS C (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE C)
Drives A/T clutch pressure control solenoid valve C
With ignition switch ON (II): Current controlled
B27
GRN/RED
SH D (SHIFT SOLENOID VALVE D)
Drives shift solenoid valve D
With engine running:
In P and R: Battery voltage
In N, D and S (1st gear): About 0 V
B28
RED/YEL
ATFT (ATF TEMPERATURE SENSOR)
Detects ATF temperature sensor signal
With ignition switch ON (II): About 0.2−4.8 V depending on ATF temperature
With ignition switch LOCK (0): About 0 V
B29
BLU/YEL
ATP FWD (TRANSMISSION RANGE SWITCH FWD)
Detects transmission range switch D and S positions signal
In D and S: About 0 V
In any position other than D and S: Battery voltage
B34
GRN/BLK
SG2 (SENSOR GROUND)
Sensor ground
Less than 0.5 V at all times
B38
BLK/WHT
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
With driving: About 2.5 V (pulses)
B40
BRN
LS B (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE B)
Drives A/T clutch pressure control solenoid valve B
With ignition switch ON (II): Current controlled
B48
RED/BLK
LS A (A/T CLUTCH PRESSURE CONTROL SOLENOID VALVE A)
Drives A/T clutch pressure control solenoid valve A
With ignition switch ON (II): Current controlled


PCM CONNECTOR C ○ (49P)

Terminal Number
Wire Color
Terminal Name
Description
Signal
C10
BLK/RED
IG1 (IGNITION SIGNAL)
Detects ignition switch signal
With ignition switch ON (II): Battery voltage
With ignition switch LOCK (0): About 0 V
C13
YEL/RED
VCC1 (SENSOR VOLTAGE)
Provides sensor voltage
With ignition switch ON (II): About 5.0 V
With ignition switch LOCK (0): About 0 V
C14
GRN/WHT
SG1 (SENSOR GROUND)
Sensor ground
Less than 0.5 V at all times
C44
BRN/YEL
LG1 (LOGIC GROUND)
Ground circuit for PCM
Less than 0.5 V at all times
C48
BRN/YEL
LG2 (LOGIC GROUND)
Ground circuit for PCM
Less than 0.5 V at all times