Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 108

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–50

Check flow

Trouble code

Phenomenon

Standard

8

17 (P1774)

The input from the mode switch is

abnormal.

—

D04R200025

4B2–51

DRIVE LINE CONTROL SYSTEM (TOD)

Step

Action

Yes

No

1

Is the TOD control unit the regular part? (Verity the part number.)

Go to 

Step 2

Replace with the

regular part.

Go to 

Step 2

2

1. 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 3

Go to 

Step 5

3

Does the voltage between the terminal 41 and 47 accord with the
table 1 corresponding to the AT selector positions?

Go to 

Step 4

Go to 

Step 6

4

Does the voltage between the terminal 27 and 47 accord with the
table 1 corresponding to the AT selector positions?

Refer to 

“Trouble

intermittently

observed”.

Go to 

Step 7

5

1. 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

6

1. 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

7

1. 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

8

1. Check that all the parts are mounted.
2. Clear the trouble code.

Is this step complete?

Verify the repair.

Go to 

Step 8

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–52

Table 1

Unit: V

AT selector position

Voltage between

terminal 28 and 47

Voltage between

terminal 41 and 47

Voltage between

terminal 27 and 47

P

12

0

0

R

12

12

0

N

0

12

0

D

0

12

12

3

12

12

12

2

12

0

12

1

0

0

12

Table 2

Continuity between terminals of inhibitor switch connector (E–41)

AT selector position

Continuity between

terminal 8(A) and 5(D)

Continuity between

terminal 7(B) and 5(D)

Continuity between

terminal 6(C) and 5(D)

P

YES

NO

NO

R

YES

YES

NO

N

NO

YES

NO

D

NO

YES

YES

3

YES

YES

YES

2

YES

NO

YES

1

NO

NO

YES

4B2–53

DRIVE LINE CONTROL SYSTEM (TOD)

Check flow

Trouble code

Phenomenon

Standard

9

31 (P1721)

The electromagnetic coil is broken

or shorted to the battery or GND.

—

D04R200005