Page 617 of 3573
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±46
Check flowTrouble codePhenomenonStandard
931The electromagnetic coil is broken.Ð
D04RW060
Page 618 of 3573

4B2±47 DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
11. Turn off the starter switch.
2. Disconnect the ECU connector from ECU.
Is the continuity established between terminals (B±67)4 and
(B±67)12?
Go to Step 2Go to Step 4
21. Connect the ECU connector.
2. Start the engine.
3. Set the TOD mode.
Does the voltage between terminals 4 and 20 indicate at least
0.4V?
Go to Step 3
The ECU has
failed. Replace
the ECU.
Go to Step 5
3Is the battery voltage always observed between terminals 4 and
20?
The harness is
short±circuited on
the battery.
Repair the circuit.
Go to Step 5
The phenomenon
is not
reproduced.
Refer to
ªTroubles
intermittently
observedº.
Go to Step 5
41. Disconnect the M±27 connector.
Is the continuity established between transfer connector
terminals (A±3)8 and (A±3)7?
The harness is
broken. Repair
the circuit.
Go to Step 5
Replace the
transfer
electromagnetic
coil (solenoid
clutch).
Go to Step 5
51. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Repeat the
ªDiagnosis Flowº.
Return to Step 5
Page 619 of 3573
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±48
Check flowTrouble codePhenomenonStandard
1026The electromagnetic coil GND is
short-circuited.Resistance: 1.0 to 5.0 ohm (at ordi-
nary temperature)
D04RW060
Page 620 of 3573
4B2±49 DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
11. Turn off the starter switch.
2. Disconnect the ECU connector from ECU.
Does the resistance between terminals (B±67)4 and (B±67)12?
indicate 1.0 to 5.0 ohm?
Go to Step 2Go to Step 3
21. Connect the ECU connector.
2. Start the engine.
3. Set the TOD mode.
When the throttle is operated between full close and full open
positions, does the voltage between terminals 4 and 20 indicate at
least 0.1 to 1.0 V?The phenomenon
is not
reproduced.
Refer to
ªTroubles
intermittently
observedº.
Go to Step 4
The ECU has
failed. Replace
the ECU.
Go to Step 4
3Does the resistance between transfer connector terminals (A±3)8
and (A±3)7 indicate 1.0 to 5.0ohm?
The harness is
broken. Repair
the circuit.
Go to Step 4
Replace the
transfer
electromagnetic
coil.
Go to Step 4
41. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Repeat the
ªDiagnosis Flowº.
Return to Step 4
Page 621 of 3573
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±50
Check flowTrouble codePhenomenonStandard
1128The shift on the fly system (front
hub) works incorrectly.Ð
NOTE: T h e s h i f t o n t h e f l y s y s t e m i s n o t changed
between 2WD and 4WD modes normally.CAUTION: If code 32 or 33 is also observed, remove
the trouble associated with code 32 or 33 first.
D04RW058
Page 622 of 3573

4B2±51 DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
11. Turn on the starter switch.
2. Set the transfer to the 2H mode.
Is the battery voltage observed between terminals 5 and 19?
Go to Step 2Go to Step 5
2Is the battery voltage observed between terminals 10 and 19?Go to Step 3Go to Step 6
31. Set the transfer to the high (TOD) mode.
Does the voltage between terminals 5 and 19 indicate 0V?
Go to Step 4
The ECU has
failed. Replace
the ECU.
Go to Step 7
4Does the voltage between terminals 10 and 19 indicate 0V?The phenomenon
is not
reproduced.
Refer to
ªTroubles
intermittently
observedº.
Go to Step 7
The shift on the
fly system is
failed (refer to
Section 4C ªFront
Axleº of Chassis
Repair Manual).
Go to Step 7
5Does the TOD indicator show the 2H mode?
The ECU has
failed. Replace
the ECU.
Go to Step 7
See ªTrouble
Diagnosis
Depending on
The Status of
TOD Indicatorº.
Go to Step 7
6Set the transfer to the high (TOD) mode.
Does the voltage between terminals 5 and 19 indicate 0V?The shift on the
fly system has
failed (refer to
Section 4C ªFront
Axleº of Chassis
Repair Manual).
Go to Step 7
The ECU has
failed. Replace
the ECU.
Go to Step 7
71. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Repeat the
ªDiagnosis Flowº.
Return to Step 7
Page 623 of 3573
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±52
Check flowTrouble codePhenomenonStandard
1232The on/off signal (ADC) line of the
shift on the fly system (front hub) is
broken, or the line is short-circuited
to the battery.
Ð
NOTE: The on/off signal line of the shift on the fly system
is broken, or the line is short±circuited to the battery.
D04RW058
Page 624 of 3573
4B2±53 DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
11. Turn off the starter switch.
2. Disconnect the ECU connector from ECU.
Is the continuity established between terminals (B±67)5 and
(B±67)11?
Go to Step 2
The harness is
broken. Repair
the circuit.
Go to Step 3
2Does the voltage between terminals 5 and 19 indicate 0V?
Go to Step 3
The battery is
short-circuited.
Repair the circuit.
Go to Step 4
31. Turn off the starter switch.
2. Connect ECU connector.
3. Turn on the starter switch.
4. Set the transfer to the 2H mode.
Is the battery voltage observed between terminals 5 and 19?The phenomenon
is not reproduced
Refer to
ªTroubles
intermittently
observedº.
Go to Step 4
The ECU has
failed. Replace
the ECU.
Go to Step 4
41. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Repeat the
ªDiagnosis Flowº.
Return to Step 4