1998 ISUZU TROOPER Service Repair Manual

Page 2033 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±140
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Diagnostic Trouble Code (DTC) P0475 (Flash DTC 71) 
EXH #1 VSV Circuit
060RW135
Circuit Description
EXH. #1, #2 VSV Circuit receives current through

Page 2034 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±141 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
DTC P0475 ± EXH #1 VSV Circuit Open/Short
StepActionValue(s)Ye sNo
1Was the ªOn-Board Diagnostic (OBD) System Checkº
performed?
ÐGo to Step 2
Go

Page 2035 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±142
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Diagnostic Trouble Code (DTC) P1475 (Flash DTC 71) 
EXH #2 VSV Circuit Open/Short
060RW135
Circuit Description
EXH. #1, #2 VSV Circuit receives curre

Page 2036 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±143 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
DTC P1475 ± EXH #2 VSV Circuit Open/Short
StepActionValue(s)Ye sNo
1Was the ªOn-Board Diagnostic (OBD) System Checkº
performed?
ÐGo to Step 2
Go

Page 2037 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±144
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Diagnostic Trouble Code (DTC) P1485 (Flash DTC 74) 
ITP (Intake Thorottle Position) Sensor Low Voltage
060RW134
Circuit Description
The intake thrott

Page 2038 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±145 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
DTC P1485 ±ITP Sensor Low Voltage	
StepNo Ye s Value(s) Action
31. Ignition ªON,º engine ªOFF.º
2. Review and record Tech 2 Failure Rec

Page 2039 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±146
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Diagnostic Trouble Code (DTC) P1486 (Flash DTC 74) 
ITP (Intake Throttle Position) Sensor High Voltage
060RW134
Circuit Description
The intake thrott

Page 2040 of 3573

ISUZU TROOPER 1998  Service Repair Manual 6E±147 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
DTC P1486 ± ITP Sensor High Voltage
StepActionValue(s)Ye sNo
1Was the ªOn-Board Diagnostic (OBD) System Checkº
performed?
ÐGo to Step 2
Go to OB