1998 ISUZU TROOPER Service Repair Manual

Page 657 of 3573

ISUZU TROOPER 1998  Service Repair Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2±86
Diagnosis from Symptom
Troubles that are not indicated by the warning lamp are
listed in the table below.  These troubles are caused by
the faults that cannot b

Page 658 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4B2±87 DRIVE LINE CONTROL SYSTEM (TOD)
Chart 1The tight corner braking is observed.
Function of circuitÐ
Fail conditionWhen the vehicle is subject to full steering in the TOD mode, the drive resista

Page 659 of 3573

ISUZU TROOPER 1998  Service Repair Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2±88
StepActionYe sNo
1Are the front and rear tires in specified size?
Go to Step 2
Replace the tires
with specified
ones, and service
the new tires.
 Go to Step 16

Page 660 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4B2±89 DRIVE LINE CONTROL SYSTEM (TOD)
StepNo Ye s Action
131. Apply the brake and fully turn the steering to the left (or right)
end, and start the creep run.
Does the voltage between terminals 4 an

Page 661 of 3573

ISUZU TROOPER 1998  Service Repair Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2±90
Chart 2The 4WD mode is not active.
Function of circuitÐ
Fail conditionThe rear wheels spin in the TOD mode, so the driving torque is not transmitted to the
fro

Page 662 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4B2±91 DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
1Is the trouble code 31 or 26 recorded?Examine the
trouble based on
ªDiagnosis from
Trouble Codesº.
 Go to Step 7
Go to Step 2
2Is any of the

Page 663 of 3573

ISUZU TROOPER 1998  Service Repair Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2±92
Chart 3The shift on the fly system generates gear noises.
(The fuel economy is bad in the 2H mode.)
Function of circuitÐ
Fail conditionWhen the vehicle is run

Page 664 of 3573

ISUZU TROOPER 1998  Service Repair Manual 4B2±93 DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
1Do the indicator lamps show the correct status?
Go to Step 2
Examine the
trouble based on
ªDiagnosis from
Trouble Codesº.
 Go to Step 2
2Is