Isuzu Trooper (1998-2002 year). Service manual — part 407
6D3–25
STARTING AND CHARGING SYSTEM
Reassembly
To reassemble, follow the disassembly steps in the
reverse order, noting the following points:
1. Using a press with a socket wrench attached,
reassemble rotor and rear end cover assembly in the
front cover.
066RS022
2. Install pulley on the rotor.
Secure the pulley directly in the vise between two
copper plates, and tighten nut to the specified torque.
Torque: 111 N·m (11.3 kg·m/82 lb ft)
066RS010
Bench Test
Conduct a bench test of the generator.
066RS023
Preparation
Remove generator from the vehicle (see “Generator
removal”).
1. Secure generator to the bench test equipment and
connect wires.
Terminal “IG” for energization
Terminal “L” for neutral (warning lamp)
Terminal “B” for output
6D3–26 STARTING AND CHARGING SYSTEM
2. Conduct the generator characteristic test.
Characteristics of generator are shown in illustration.
Repair or replace the generator if its outputs are
abnormal.
B06RX001
B06RW001
6D3–27
STARTING AND CHARGING SYSTEM
Main Data and Specifications
General Specifications
Parts Number (Nippon denso)
102211—5140
102211—1740
Model
ACHD15
ACJV74
Rated voltage
12 V
12 V
Rated output
75 A
90 A
Rotating direction (As viewed from pulled)
Clockwise
Pulley effective diameter
57.5 mm (2.26 in)
Weight
4.5 kg (9.9 lb)
5.1 kg (11.2 lb)
6E–1
6VE1 3.5L ENGINE DRIVEABILITY AND EMISSIONS
ENGINE
3.5L ENGINE DRIVEABILITY AND EMISSIONS
CONTENTS
Specifications
6E–6
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Tightening Specifications
6E–6
. . . . . . . . . . . . . . .
Diagrams and Schematics
6E–7
. . . . . . . . . . . . . . . .
PCM Wiring Diagram (1 of 7)
6E–7
. . . . . . . . . . . .
PCM Wiring Diagram (2 of 7)
6E–8
. . . . . . . . . . . .
PCM Wiring Diagram (3 of 7)
6E–9
. . . . . . . . . . . .
PCM Wiring Diagram (4 of 7)
6E–10
. . . . . . . . . . . .
PCM Wiring Diagram (5 of 7)
6E–11
. . . . . . . . . . . .
PCM Wiring Diagram (6 of 7)
6E–12
. . . . . . . . . . . .
PCM Wiring Diagram (7 of 7)
6E–13
. . . . . . . . . . . .
PCM Pinouts
6E–14
. . . . . . . . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Blue Connector
– Row “F1
∼
20”
6E–14
. . . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Blue Connector
– Row “F20
∼
40”
6E–15
. . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Blue Connector
– Row “F41
∼
60”
6E–17
. . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Blue Connector
– Row “F61
∼
80”
6E–19
. . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Red Connector
– Row “S1
∼
20”
6E–21
. . . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Red Connector
– Row “S21
∼
40”
6E–23
. . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Red Connector
– Row “S41
∼
60”
6E–25
. . . . . . . . . . . . . . . . . . . . .
PCM Pinout Table, 80-Way Red Connector
– Row “S61
∼
80”
6E–27
. . . . . . . . . . . . . . . . . . . . .
Component Locators
6E–29
. . . . . . . . . . . . . . . . . . .
Undercarriage Component Locator
6E–31
. . . . . .
Fuse and Relay Panel (Underhood
Electrical Center)
6E–32
. . . . . . . . . . . . . . . . . . . . .
Sensors and Miscellaneous Component
Locators
6E–33
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diagnosis
6E–35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Strategy-Based Diagnostics
6E–35
. . . . . . . . . . . . .
DTC Stored
6E–35
. . . . . . . . . . . . . . . . . . . . . . . . . . .
No DTC
6E–35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
No Matching Symptom
6E–35
. . . . . . . . . . . . . . . . .
Intermittents
6E–35
. . . . . . . . . . . . . . . . . . . . . . . . . .
No Trouble Found
6E–35
. . . . . . . . . . . . . . . . . . . . .
Verifying Vehicle Repair
6E–35
. . . . . . . . . . . . . . . .
General Service Information
6E–36
. . . . . . . . . . . . . .
OBD Serviceablity Issues
6E–36
. . . . . . . . . . . . . . .
Visual / Physical Engine Compartment
Inspection
6E–36
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Basic Knowledge of Tools Required
6E–36
. . . . . .
Serial Data Communications
6E–37
. . . . . . . . . . . . . .
Class 2 Serial Data Communications
6E–37
. . . . .
On-Board Diagnostic (OBD)
6E–37
. . . . . . . . . . . . . .
On-Board Diagnostic Tests
6E–37
. . . . . . . . . . . . .
Comprehensive Component Monitor
Diagnostic Operation
6E–37
. . . . . . . . . . . . . . . . . .
Common OBD Terms
6E–38
. . . . . . . . . . . . . . . . . .
The Diagnostic Executive
6E–38
. . . . . . . . . . . . . . .
DTC Types
6E–39
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Verifying Vehicle Repair
6E–41
. . . . . . . . . . . . . . . .
Reading Diagnostic Trouble Codes Using
The Tech 2 Scan Tool
6E–41
. . . . . . . . . . . . . . . . .
Tech 2
6E–42
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Tech 2 Features
6E–43
. . . . . . . . . . . . . . . . . . . . . . .
Getting Started
6E–43
. . . . . . . . . . . . . . . . . . . . . . . .
Operating Procedure (For Example)
6E–44
. . . . .
DTC Modes
6E–45
. . . . . . . . . . . . . . . . . . . . . . . . . . .
DTC Information Mode
6E–45
. . . . . . . . . . . . . . . . .
Miscellaneous Test
6E–46
. . . . . . . . . . . . . . . . . . . .
Lamps Test
6E–46
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Relays Test
6E–48
. . . . . . . . . . . . . . . . . . . . . . . . . . .
EVAP Test
6E–49
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel System Test
6E–50
. . . . . . . . . . . . . . . . . . . . . .
Instruments Test
6E–52
. . . . . . . . . . . . . . . . . . . . . . .
EGR Control Test
6E–53
. . . . . . . . . . . . . . . . . . . . . .
Variable Intake Manifold Solenoid Test
6E–54
. . .
Injector Balance Test
6E–55
. . . . . . . . . . . . . . . . . . .
Plotting Snapshot Graph
6E–56
. . . . . . . . . . . . . . . . .
Plotting Graph Flow Chart (Plotting graph
after obtaining vehicle information)
6E–57
. . . . . .
Flow Chart for Snapshot Replay
(Plotting Graph)
6E–58
. . . . . . . . . . . . . . . . . . . . . . .
Primary System-Based Diagnostic
6E–59
. . . . . . . . .
Primary System-Based Diagnostic
6E–59
. . . . . . .
Fuel Control Heated Oxygen Sensor
6E–59
. . . . .
HO2S Heater
6E–59
. . . . . . . . . . . . . . . . . . . . . . . . .
Catalyst Monitor Heated Oxygen Sensors
and Diagnostic Operation
6E–59
. . . . . . . . . . . . . .
Misfire Monitor Diagnostic Operation
6E–60
. . . . . . .
Misfire Monitor Diagnostic Operation
6E–60
. . . . .
Misfire Counters
6E–60
. . . . . . . . . . . . . . . . . . . . . . .
Fuel Trim System Monitor Diagnostic
Operation
6E–61
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Trim System Monitor Diagnostic
Operation
6E–61
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Trim Cell Diagnostic Weights
6E–61
. . . . . . .
On-Board Diagnostic (OBD) System Check
6E–62
.
Circuit Description
6E–62
. . . . . . . . . . . . . . . . . . . . .
Diagnostic Aids
6E–62
. . . . . . . . . . . . . . . . . . . . . . . .
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