Page 425 of 2100

DRIVE LINE CONTROL SYSTEM (TOD) 4B2±46
StepActionYe sNo
11. Start the engine.
Does the voltage between terminals 12 and 47 meet the standard
5V?Refer to ªTrouble
intermittently
observedº.
Go to Step 2
2Is the voltage below the standard?Go to Step 3Go to Step 7
31. Turn off the starter switch.
2. Disconnect the ECU connector.
Is the continuity established between vehicle harness terminals
(C±38)12 and (C±37)25?
Go to Step 4
The ECU is
failed. Replace
the ECU.
Go to
Step 8
41. Disconnect the H-7 connector.
Is the continuity established between floor harness connector
terminals (H-7)2 and (H-7)15?
Go to Step 5
Short to GND
between
(C±38)12 and
(H±7)2.
Repair the circuit.
Go to
Step 8
51. Disconnect the A-1 connector.
Is the continuity established between transfer harness connector
male terminals (A±1)1 and (A±1)7?
Replace the rear
speed sensor.
Go to
Step 8
The reference
harness for the
rear speed
sensor is
short±circuited to
GND. Repair the
circuit.
Go to
Step 6
61. Disconnect the A-1 connector.
Is the continuity established between transfer harness connector
terminals (A±1)2 and (A±1)7?
Replace the front
speed sensor.
Go to
Step 8
The reference
harness for the
rear speed
sensor is
short±circuited to
GND. Repair the
circuit.
Go to
Step 8
71. Turn off the starter switch.
2. Disconnect the ECU connector.
3. Turn on the starter switch.
Is the battery voltage observed between harness connector
terminals (C±38)12 and (C±37)25?
Repair the circuit.
Go to
Step 8
The ECU has
failed. Replace
the ECU.
Go to
Step 8
81. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Repeat the
ªDiagnosis Flowº
Go to Step 8
Page 426 of 2100
4B2±47
DRIVE LINE CONTROL SYSTEM (TOD)
Check flowTrouble codePhenomenonStandard
721 (P1716)The voltage of the throttle position
sensor (TPS) is faulty.See below table.
NOTE: The signal voltage from the TPS deviates from
the standard range.
D04R200025
Page 427 of 2100
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±48
D04RY00012
Page 428 of 2100
4B2±49
DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
11. Turn off the starter switch.
Is the battery voltage normal?
Go to Step 2
Charge or
replace the
battery.
Go to
Step 7
21. Turn on the starter switch.
Does the voltage between terminals 15 and 47 fall within the
standard range?
Go to Step 3Go to Step 4
31. Clear the trouble code.
2. Turn on the starter switch.
Is there DTC21 (P1716)?
Go to Step 4
Refer to ªTrouble
intermittently
observedº.
41. Turn off the starter switch.
2. Disconnect the ECU connector.
3. Turn on the starter switch.
Does the voltage between terminals (C±38)15 and (C±37)25 fall
within the standard range above?
The ECU has
failed. Replace
the ECU.
Go to
Step 7Go to Step 5
5Is the harness healthy?
Go to Step 6
Repair the
harness.
Go to
Step 7
6Is the TPS healthy?
Go to Step 7
Replace the TPS.
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.
Go to Step 7
Page 429 of 2100
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±50
Check flowTrouble codePhenomenonStandard
817 (P1774)The input from the mode switch is
abnormal.Ð
D04R200025
Page 430 of 2100

4B2±51
DRIVE LINE CONTROL SYSTEM (TOD)
StepActionYe sNo
1Is the TOD control unit the regular part? (Verity the part number.)
Go to Step 2
Replace with the
regular part.
Go to
Step 2
21. Turn on the starter switch.
Does the voltage between the terminal 28 and 47 accord with the
table 1 corresponding to the AT selector positions?
Go to Step 3Go to Step 5
3Does the voltage between the terminal 41 and 47 accord with the
table 1 corresponding to the AT selector positions?
Go to Step 4Go to Step 6
4Does the voltage between the terminal 27 and 47 accord with the
table 1 corresponding to the AT selector positions?Refer to ªTrouble
intermittently
observedº.
Go to Step 7
51. Disconnect the AT mode connector (E±41).
Does the continuity between the inhibitor switch terminal 5 (D)
and 8 (A) accord with the table 2 corresponding to the AT selector
positions?Repair the circuit
between the
connector
terminal (C±37) 6
and (E±41) 8.
Go to
step 8
Replace the
inhibitor switch.
Go to
Step 8
61. Disconnect the AT mode connector (E±41).
Does the continuity between the inhibitor switch terminal 5 (D)
and 7 (B) accord with the table 2 corresponding to the AT selector
positions?Repair the circuit
between the
connector
terminal (C±37)
19 and (E±41) 7.
Go to
Step 8
Replace the
inhibitor switch.
Go to
Step 8
71. Disconnect the AT mode connector (E±41).
Does the continuity between the inhibitor switch terminal 5 (D)
and 6 (C) accord with the table 2 corresponding to the AT selector
positions?Repair the circuit
between the
connector
terminal (C±37) 5
and (E±41) 6.
Go to
Step 8
Replace the
inhibitor switch.
Go to
Step 8
81. Check that all the parts are mounted.
2. Clear the trouble code.
Is this step complete?
Verify the repair.Go to Step 8
Page 431 of 2100
DRIVE LINE CONTROL SYSTEM (TOD) 4B2±52
Table 1
Unit: V
AT selector positionVoltage between
terminal 28 and 47Voltage between
terminal 41 and 47Voltage between
terminal 27 and 47
P1200
R12120
N0120
D01212
3121212
212012
10012
Table 2
Continuity between terminals of inhibitor switch connector (E±41)
AT selector positionContinuity between
terminal 8(A) and 5(D)Continuity between
terminal 7(B) and 5(D)Continuity between
terminal 6(C) and 5(D)
PYESNONO
RYESYESNO
NNOYESNO
DNOYESYES
3YESYESYES
2YESNOYES
1NONOYES
Page 432 of 2100
4B2±53
DRIVE LINE CONTROL SYSTEM (TOD)
Check flowTrouble codePhenomenonStandard
931 (P1721)The electromagnetic coil is broken
or shorted to the battery or GND.Ð
D04R200005