Page 417 of 2100

DRIVE LINE CONTROL SYSTEM (TOD) 4B2±38
StepActionYe sNo
11. Start the engine.
2. Select TOD mode.
Is there the memory except DTC 14(P1731)?
Go to Step 4Go to Step 2
21. Turn off the starter switch.
2. Disconnect the ECU connector (C±38) and (C±37).
Is there the continuity between (C±37) terminal 10 and 25?
Repair the circuit.
Go to
Step 7Go to Step 3
31. Disconnect the transfer connector (A±1).
Is there the continuity between the connector (C±37) terminal 10
and the connector (A±1) terminal 6, the connector (C±38) terminal
12 and connector (A±1) terminal 2, and the connector (C±38)
terminal 13 and connector (A±1) terminal 10?
Replace the front
speed sensor.
Go to
Step 7
Repair the circuit.
Go to
Step 7
4Is the memory DTC 24(P1733)?
Go to Step 5
Refer to other
trouble check
flow.
5Is there the continuity between harnesses of terminal 32 and 45
(vehicle side terminal of the front and rear speed sensor)?
Go to Step 6
Repair the circuit.
Go to
Step 7
6Is there the continuity between harnesses of terminal 12 and 13
(vehicle side terminal of the speed sensor COM(±) and ref)?Replace front and
rear speed
sensor.
Go to
Step 7
Repair the circuit.
Go to
Step 7
71. Check that all the parts are mounted.
2. Clear the trouble code.
Is the step complete?
Verify the repair.Return to Step 7
Page 418 of 2100
4B2±39
DRIVE LINE CONTROL SYSTEM (TOD)
Check flowTrouble codePhenomenonStandard
324Rear speed sensor signal open or
GND short speed sensor COM
0.2 V > sensor voltage
P1733GND short, s eed sensor COM
open.
NOTE: The following procedure shows the case that the
front or rear sensor common grounding line is broken.
D04R200005
Page 419 of 2100

DRIVE LINE CONTROL SYSTEM (TOD) 4B2±40
StepActionYe sNo
11. Start the engine.
2. Select TOD mode.
Is there the memory except DTC 24(P1733)?
Go to Step 4Go to Step 2
21. Turn off the starter switch.
2. Disconnect the ECU connector (C±38) and (C±37).
Is there the continuity between the connector (C±37) terminal 23
and 25?
Repair the circuit.
Go to
Step 7Go to Step 3
31. Disconnect the transfer connector (A±1).
Is there the continuity between the connector (C±37) terminal 23
and the connector (A±1) terminal 5, the connector (C±38) terminal
12 and connector (A±1) terminal 1, and the connector (C±38)
terminal 13 and connector (A±1) terminal 9?
Replace the rear
speed sensor.
Go to
Step 7
Repair the circuit.
Go to
Step 7
4Is the memory DTC 14(P1731)?
Go to Step 5
Refer to other
trouble cheek
flow.
5Is there the continuity between harnesses of terminal 32 and 45
(vehicle side terminal of the front and rear speed sensor)?
Go to Step 6
Repair the circuit
Go to
Step 7
6Is there the continuity between harnesses of terminal 12 and 13
(vehicle side terminal of the speed sensor COM(±) and ref)?Replace front and
rear speed
sensor.
Go to
Step 7
Repair the circuit.
Go to
Step 7
71. Check that all the parts are mounted.
2. Clear the trouble code.
Is the step complete?
Verify the repairReturn to Step 7
Page 420 of 2100
4B2±41
DRIVE LINE CONTROL SYSTEM (TOD)
Check flowTrouble codePhenomenonStandard
416The front speed sensor no pulse.Hi level : 4.5 ~ 6.0 V
Lo level : 0.7 ~ 2.0 V
P1737Frequency (F) =
700-850 Hz (at 50 km/h or 31 mph)
NOTE: Find the trouble in which the pulse corresponding
to the running speed is not input.
D04R200005
Page 421 of 2100

DRIVE LINE CONTROL SYSTEM (TOD) 4B2±42
StepActionYe sNo
11. Connect TECH 2.
While running in TOD mode, does TECH±2's front speed sensor
indication change with vehicle speed?
Go to Step 2
Repair and
inspection front
speed sensor
tone wheel.
Go to
Step 6
21. Clear the trouble code.
While running at 40 km/h or 25 mph in TOD mode for 30
consecutive sec, is the trouble code reissued?
Go to Step 3
The trouble is not
reproduced.
Refer to
ªTroubles
intermittently
observedº.
31. Turn off the starter switch.
2. Disconnect the ECU connector (C±38) and (C±37).
Is there the continuity between the connector (C±37) terminal 10
and 25?
Repair the circuit.
Go to
Step 6Go to Step 4
41. Disconnect the transfer connector (A±1).
Is there the continuity between the connector (C±37) terminal 10
and the connector (A±1) terminal 6, the connector (C±38) terminal
12 and connector (A±1) terminal 2, and the connector (C±38)
terminal 13 and connector (A±1) terminal 10?
Replace the front
speed sensor.
Go to
Step 5
Repair the circuit.
Go to
Step 5
51. Clear the trouble code.
While running at 40 km/h or 25 mph in TOD mode for 30
consecutive sec, is the trouble code reissued?
Replace ECU.
Go to
Step 6Go to Step 6
61. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Repeat the
ªDiagnosis Flowº.
Return to Step 6
Page 422 of 2100
4B2±43
DRIVE LINE CONTROL SYSTEM (TOD)
Check flowTrouble codePhenomenonStandard
527The rear speed sensor no pulse.Hi level : 4.5 ~ 6.0 V
Lo level : 0.7 ~ 2.0 V
P1738Frequency (F) =
700-850 Hz (at 50 km/h or 31 mph)
NOTE: Find the trouble in which the pulse corresponding
to the running speed is not input.
D04R200005
Page 423 of 2100

DRIVE LINE CONTROL SYSTEM (TOD) 4B2±44
StepActionYe sNo
11. Connect TECH 2.
While running in TOD mode, does TECH±2's rear speed sensor
indication change with vehicle speed?
Go to Step 2
Repair and
inspection front
speed sensor
tone wheel.
Go to
Step 6
21. Clear the trouble code.
While running at 40 km/h or 25 mph in TOD mode for 30
consecutive sec, is the trouble code reissued?
Go to Step 3
The trouble is not
reproduced.
Refer to
ªTroubles
intermittently
observedº
.
31. Turn off the starter switch.
2. Disconnect the ECU connector (C±38) and (C±37).
Is there the continuity between the connector (C±37) terminal 23
and 25?
Repair the circuit.
Go to
Step 5Go to Step 4
41. Disconnect the transfer connector (A±1).
Is there the continuity between the connector (C±37) terminal 23
and the connector (A±1) terminal 5, the connector (C±38) terminal
12 and connector (A±1) terminal 1, and the connector (C±38)
terminal 13 and connector (A±1) terminal 9?
Replace the rear
speed sensor.
Go to
Step 5
Repair the circuit.
Go to
Step 5
51. Clear the trouble code.
While running at 40 km/h or 25 mph in TOD mode for 30
consecutive sec, is the trouble code reissued?
Replace ECU.
Go to
Step 6Go to Step 6
61. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Repeat the
ªDiagnosis Flowº.
Return to Step 6
Page 424 of 2100
4B2±45
DRIVE LINE CONTROL SYSTEM (TOD)
Check flowTrouble codePhenomenonStandard
613 (P1735)The reference is short-circuited to
GND.Reference 5 V
15 (P1736)The reference is short-circuited to
VB.
If the reference wire (12) is short-circuited to GND, the
speed signal is not generated. If the wire is short-circuited
to the battery voltage, the signal level becomes faulty.
D04R200005