1998 ISUZU TROOPER Service Repair Manual

Page 1889 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6D – 22 ENGINE ELECTRICAL
1. Using a press with a socket wrench attached,
reassemble rotor and rear end cover assembly in
the front cover.2. Install pulley on the rotor.
Secure the pulley directly i

Page 1890 of 3573

ISUZU TROOPER 1998  Service Repair Manual ENGINE ELECTRICAL 6D – 23
QOS4 PREHEATING SYSTEM
GENERAL DESCRIPTION
QOS4 preheating system features a quick-on glow plug
with thermometer control of the glowing time and the
afterglow time function

Page 1891 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6D – 24 ENGINE ELECTRICAL
1 Inspection on Quick Heating Operation
1. Disconnect ECT-sensor connection on the
thermostat housing
Legend
(1) ECT Sensor
(2) EVRV
2. Connect the circuit tester between g

Page 1892 of 3573

ISUZU TROOPER 1998  Service Repair Manual ENGINE ELECTRICAL 6D – 25
ECT SENSOR
Measure the resistance depending on the water
temperature.
Temperature (°C) Current (mA) Resistance (kΩ)
20 ± 1 1.0 2.0 – 3.0
50 ± 1 1.0 0.6 – 1.0
When

Page 1893 of 3573

ISUZU TROOPER 1998  Service Repair Manual MEMO

Page 1894 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±1 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
4JX1±TC 3.0L ENGINE 
DRIVEABILITY AND EMISSIONS
CONTENTS
Specification 6E±7. . . . . . . . . . . . . . . . . . . . . . . . . . 
Tightening Specificat

Page 1895 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±2
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Circuit Description 6E±56. . . . . . . . . . . . . . . . . . . . . 
Action Taken When the DTC Sets 6E±56. . . . . . . 
Conditions for Clearing the MI

Page 1896 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±3 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Action Taken When the DTC Sets 6E±90. . . . . . . 
Conditions for Clearing the MIL/DTC 6E±90. . . . . 
Diagnostic Aids 6E±90. . . . . . . . . . . .