Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 1236

6E1–20

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

PCM PINOUTS

PCM Pinout Table, 32–Pin Red Connector – Row ”A”

TS23344

PIN

PIN Function

IGN ON

ENG RUN

Refer To

A1

5 Volt Reference Signal

5.0 V

5.0 V

Appropriate Sensor

A2

Knock Sensor Input

—

3.0 V (MAX)

General Description and
Operation, Knock Sensor

A3

Not Used

A4

Battery Feed

B+

B+

Chassis Electrical

A5

Idle Air Control (IAC)  ”A”
High

B+/0.8 V

B+/0.8 V

General Description and
Operation, IAC

A6

IAC ”A” Low

B+/0.8 V

B+/0.8 V

General Description and
Operation, IAC

A7

IAC ”B” Low

B+/0.8 V

B+/0.8 V

General Description and
Operation, IAC

A8

IAC ”B” High

B+/0.8 V

B+/0.8 V

General Description and
Operation, IAC

A9

Not Used

—

—

—

A10

Not Used

—

—

—

A11

Temperature Gage

Varies with

Temperature

Varies with

Temperature

General Description and
Operation

A12

Low Fuel Warning Lamp
Control

0.4–0.9 V

B+

Chassis Electrical

A13

Malfunction Indicator  Lamp
(MIL) Control

0.4–0.9 V

B+

Chassis Electrical

A14

Rear Defogger Relay

B+

B+

Classis Electrical

A15

EVAP Canister Vent Solenoid
Control

B+

0–5 V (varies)

General Description and
Operation, EVAP Emission
Control System

A16

Not Used

—

—

—

6E1–21

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

PCM Pinout Table, 32–Pin Red Connector – Row ”B”

TS23344

PIN

 

PIN Function

IGN ON

ENG RUN

Refer To

B1

5 Volt Reference Signal

5.0 V

5.0 V

Fuel Tank Pressure

B2

Not Used

—

—

—

B3

Not Used

—

—

—

B4

Not Used

—

—

—

B5

Fuel Tank Level Sensor

—

—

General Description and
Operation, Fuel Pump

B6

Fuel Tank Pressure Sensor
Input

0.2 to 4.9 V

(0.5V = +5in

H2O)

0.2 to 4.9 V

(4.5V = –15 in

H2O)

General Description and
Operation, Fuel Pump

B7

Exhaust Gas Recirculation
(EGR) Position Feedback

0.6 V

0.6 V

General Description and
Operation, Linear EGR Control

B8

Intake Air Temperature (IAT)
Sensor

~3V

(0V = 151

°

C

{304

°

F})

~3 V

(5V = –40

°

C

{–40

°

F})

General Description and
Operation, IAT

B9

A/C Pressure Sensor Signal

~1 V

~1 V

A/C System

B10

Not Used

—

—

—

B11

Power Steering Pressure
(PSP) Switch Input

B+

B+

General Description and
Operation, PSP

B12

Not Used

B+

B+

Chassis Electrical

B13

Class 2 Data

0.0 V

0.0 V

Diagnosis, Class 2  Serial Data

B14

A/C Compressor Clutch
Relay Control Compressor

0

(A/C OFF)

B+

(A/C ON)

General Description and
Operation, A/C Clutch Circuit
Operation

B15

Not Used

—

—

—

B16

EVAP Canister Purge Valve
Solenoid

—

—

General Description and
Operation, EVAP

6E1–22

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

PCM Pinout Table, 32–Pin White Connector – Row ”C”

TS23345

PIN

PIN Function

IGN ON

ENG RUN

Refer To

C1

Injector Cylinder #2

B+ Varies

B+ Varies

General Description and
Operation, Fuel Injector

C2

Shift Solenoid B (A/T)

—

—

—

C3

Not Used

—

—

—

C4

Ignition Control Module (ICM)
Input

0.0 V

0.1 V

General Description and
Operation, Fuel Injector

C5

Crankshaft Position (CKP)
Sensor Low

4.98 V

0.76 V (at idle)

General Description and
Operation, Crankshaft Position
Sensor

C6

Crankshaft Position Sensor
(CKP) High

5V

5V

General Description and
Operation, Crankshaft Position
Sensor

C7

PCM Ground

0.0 V

0.0 V

Chassis Electrical

C8

PCM Ground

0.0 V

0.0 V

Chassis Electrical

C9

PCM Ground

0.0 V

0.0 V

Chassis Electrical

C10

Tachometer Signal

—

—

General Description and
Operation

C11

Fuel Gauge PWM Output

Varies with Fuel

Level

Varies with Fuel

Level

General Description and
Operation

C12

High Fan Relay Control

10.5 V

B+

Chassis Electrical

C13

Low Fan Relay Control

—

—

Chassis Electrical

C14

Bank 1 HO2S 1 High

0.3 V

–0.1 to 1.1 V

General Description and
Operation, Fuel HO2S 1

C15

Bank 1 HO2S 1 Low

0.0 V

0.1 V

General Description and
Operation, Fuel HO2S 1

C16

Bank 1 HO2S 2 High

0.3 V

–0.1 to 1.1 V

General Description and
Operation, Catalyst HO2S 2

6E1–23

RODEO Y22SE 2.2L ENGINE DRIVEABILITY AND EMISSION

PCM Pinout Table, 32–Pin White Connector – Row ”D”

TS23345

PIN

PIN Function

IGN ON

ENG RUN

Refer To

D1

Injector Cylinder #3

B+

B+

General Description and
Operation, Fuel Injector

D2

Torque Converter Solenoid
(A/T)

—

—

—

D3

Injector Cylinder #1

B+

B+

General Description and
Operation, Fuel Injector

D4

SDATA

—

—

Air Bag Control Module Data

D5

Ignition Control Module (ICM)
Input

—

—

General Description and
Operation

D6

Not Used

—

—

—

D7

VSS Input

—

—

Chassis Electrical

D8

Sensor Ground 5 V
Reference A Return

0.0 V

0.0 V

Vapor Pressure, TPS

D9

Sensor Ground 5 V
Reference B Return

0.0 V

0.0 V

MAT, MAP, A/C Pressure Fuel
Level

D10

Not Used

—

—

—

D11

Camshaft Position Sensor
Input

5.0 V

4.6 V

General Description and
Operation, Camshaft Position
Sensor

D12

Not Used

—

—

—

D13

Not Used

—

—

—

D14

Not Used

—

—

—

D15

Not Used

—

—

—

D16

Bank 1 HO2S 2 Low

0.0 V

0.1 V

General Description and
Operation, Catalyst HO2S 2