Page 457 of 2100

DRIVE LINE CONTROL SYSTEM (TOD) 4B2±78
StepActionYe sNo
11. Turn on the starter switch.
When the TOD switch is selected to the TOD position, is 0V
observed between terminals 30 and 47, and 43 and 47? Does the
voltage between the terminals 7 and 47, 19 and 47, and 8 and 47
comply with the TOD mode in the following table?
Go to Step 2
Repair the TOD
switch circuit.
Go to
Step 4
2When the TOD switch is selected to the 2H position, is 12V
observed between terminals 30 and 47, and 0V observed
between terminals 43 and 47? Does the voltage between the
terminals 7 and 47, 19 and 47, and 8 and 47 comply with the 2H
mode in the following table?
Go to Step 3
Repair the TOD
switch circuit.
Go to
Step 4
3When the TOD switch is selected to the 4L position, is 0V
observed between the terminal 30 and 47 and 12V observed
between the terminal 43 and 47? Does the voltage between the
terminals 7 and 47, 19 and 47, and 8 and 47 comply with the 4L
mode in the following table?The phenomenon
is not
reproduced.
Refer to
ªTrouble
intermittentry
observedº.Repair the TOD
switch circuit.
Go to
Step 4
41. Check that all the parts are mounted.
Is this step complete?
Verify repair.Go to Step 4
Table: Indicator terminal voltage
Unit: V
TOD
switch
Terminals measured
switch
modeFront 7
and 47AUTO 19
and 47Rear 8 and
47
2H8.0 ~ 14.58.0 ~ 14.50
TOD000
4L08.0 ~ 14.50
Page 458 of 2100
4B2±79
DRIVE LINE CONTROL SYSTEM (TOD)
Chart B±4The TOD switch B circuit is shorted to battery.
Function of circuitÐ
Fail conditionEven after the transfer mode is selected from 4L to TOD, the indicator lamp state does
not change.
Indicator lamp state
TOD switch positionTOD
Page 459 of 2100
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±80
D04R200022
Page 460 of 2100

4B2±81
DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
11. Turn off the starter switch.
2. Disconnect the ECU connector (C±38).
Is the continuity established between the connector terminals
(C±38) 14 and (C±38) 19?
Go to Step 2
Replace TOD
indicator lamp
bulb.
Go to
Step 5
21. Turn off the starter switch and connect the ECU connector.
2. Turn on the starter switch.
When the TOD switch is selected to the TOD position, is 0V
observed between terminals 30 and 47, and 43 and 47? Does the
voltage between the terminals 7 and 47, 19 and 47, and 8 and 47
comply with the TOD mode in the following table?
Go to Step 3
Repair the TOD
switch circuit.
Go to
Step 5
3When the TOD switch is selected to the 2H position, is 12V
observed between terminals 30 and 47, and 0V observed
between terminals 43 and 47? Does the voltage between the
terminals 7 and 47, 19 and 47, and 8 and 47 comply with the 2H
mode in the following table?
Go to Step 4
Repair the TOD
switch circuit.
Go to
Step 5
4When the TOD switch is selected to the 4L position, is 0V
observed between the terminal 30 and 47 and 12V observed
between the terminal 43 and 47? Does the voltage between the
terminals 7 and 47, 19 and 47, and 8 and 47 comply with the 4L
mode in the following table?The phenomenon
is not
reproduced.
Refer to
ªTrouble
intermittently
observedº.Repair the TOD
switch circuit.
Go to
Step 5
51. Check that all the parts are mounted.
Is this step complete?
Verify repair.Go to Step 5
Table: Indicator terminal voltage
Unit: V
TOD
switch
Terminals measured
switch
modeFront 7
and 47AUTO 19
and 47Rear 8 and
47
2H8.0 ~ 14.58.0 ~ 14.50
TOD000
4L08.0 ~ 14.50
Page 461 of 2100
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±82
Chart C±14H switch circuit is short-circuited to GND.
Function of circuitÐ
Fail conditionWhen the TOD switch is selected to 4L from TOD, all the indicator lamps are turned off.
Indicator lamp state
TOD switch position4L
Page 462 of 2100
4B2±83
DRIVE LINE CONTROL SYSTEM (TOD)
D04R200022
Page 463 of 2100

DRIVE LINE CONTROL SYSTEM (TOD) 4B2±84
StepActionYe sNo
11. Turn on the starter switch.
2. The car stops, the AT selector is N position and the brake is
applied.
When the TOD switch is changed to the TOD position, is 12V
observed between terminals 31 and 47 (4H switch)?
Go to Step 2Go to Step 9
21. The car stops the AT selector is N position and the brake is
applied.
When the TOD switch is changed to the 4L position, is 12V
observed between terminals 31 and 47 (4H switch)?
Go to Step 3Go to Step 9
31. Turn off the starter switch.
Is there the continuity terminal 14 and 7?
Go to Step 4
Replace the TOD
indicator lamp
bulb, or repair the
circuit.
Go to
Step 13
4Is there the continuity between the terminals 14 and 19?
Go to Step 5
Replace the TOD
indicator lamp
bulb, or repair the
circuit.
Go to
Step 13
5Is there the continuity between the terminal 14 and 8?
Go to Step 6
Replace the TOD
indicator lamp
bulb, or repair the
circuit.
Go to
Step 13
61. Turn on the starter switch.
2. The car stops the AT selector is N position and the brake is
applied.
When the TOD switch is changed to the 4L position, is 0V
observed between terminal 7 and 47? (for 2 seconds after the
starter switch ON) ?
Go to Step 7
The ECU has
frailed. Replace
the ECU.
Go to
Step13
7Is 0V observed between terminal 19 and 47? (for 2 seconds after
the starter switch ON)
Go to Step 8
The ECU has
failed. Replace
the ECU.
Go to
Step 13
8Is 0V observed between terminal 8 and 47? (for 2 seconds after
the starter switch ON)The phenomenon
is not
reproduced.
Refer to
ªTrouble
intermittently
observedº.
The ECU has
failed. Replace
the ECU.
Go to
Step 13
91. The car stops, the AT selector is N position, and the brake is
applied.
2. The TOD switch is changed to the TOD (or 2H) position.
3. Turn off the starter switch.
4. Disconnect the ECU connector (C±37).
Is there the continuity between the connector (C±37) terminal 9
and 25?
Go to Step 11Go to Step 10
Page 464 of 2100

4B2±85
DRIVE LINE CONTROL SYSTEM (TOD)
StepNo Ye s Action
101. Connect the ECU connector (C±37) and turn on the starter
switch.
2. The car stops, the AT selector is N position, and the brake is
applied.
3. Change the TOD switch to the 4L position.
4. Turn off the starter switch and disconnect the ECU connector
(C±37).
Is there the continuity between the connector (C±37) terminal 9
and 25?
Go to Step 11
The ECU has
failed. Replace
the ECU.
Go to
Step 13
111. Disconnect the connector (H±7).
Is the continuity established between the transfer connector
terminals (H±7)4 and (C±37) 9?
Go to Step 12
The harness is
broken between
terminal (H±7) 4
and (C±37) 9.
Repair the circuit.
Go to
Step 13
121. Connect the connector (H±7).
2. Disconnect the connector (A±1).
Is there the continuity between the connector terminal (A±1) 4 and
(C±37) 9?
Repair the
transfer.
Go to
Step 13
The harness
between the
connector
terminal (C±37) 9
and (A±1) 4 is
short-circuited to
GND. Repair the
circuit.
Go to
Step 13
13Check that all the parts are mounted.
Is this step complete?
Verify the repair.Return to Step 13