Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Service manual - part 112

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–66

Table (1) (high position standard)

Case

Continuity between terminals:

26 and

24

39 and

24

25 and

24

38 and

24

1

NO

NO

NO

YES

2

NO

YES

NO

YES

3

YES

YES

NO

YES

Table (2) (low position standard)

Continuity between terminals:

26 and 24

39 and 24

25 and 24

38 and 24

YES

NO

YES

YES or NO

Table (3) (high position standard)

Case

Continuity between the connector (A–2)

terminals:

6 and 5

1 and 5

2 and 5

3 and 5

1

NO

NO

NO

YES

2

NO

YES

NO

YES

3

YES

YES

NO

YES

Table (4) (low position standard)

Continuity between the connector (A–2) terminals:

6 and 5

1 and 5

2 and 5

3 and 5

YES

NO

YES

YES or NO

4B2–67

DRIVE LINE CONTROL SYSTEM (TOD)

Trouble Diagnosis Depending on The
Status of TOD Indicator

Functional check with TOD indicator light is conducted
prior to check on Charts A–H.

D

After the starter is switched on, check and see if the
status has become as tabulated below.

C04R200003

D

If the status is as tabulated above, there is no
problem. If not as tabulated above, inspect the
harness.

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–68

Chart A

Indicator drive circuit

Function of circuit

The circuit informs the indicator of the working condition of the ECU.

Fail condition

All the TOD indicator lamps and CHECK lamp are lit.

Indicator lamp state

—

TOD switch position

2H/TOD/4L

—

D04R200023

4B2–69

DRIVE LINE CONTROL SYSTEM (TOD)

Step

Action

Yes

No

1

Turn on the starter switch.

Is the battery voltage observed between terminals 14 and 47?

The ECU has

failed. Replace

the ECU.

Go to 

Step 2

Check the battery

circuit.

Go to 

Step 2

2

Check that all the parts are mounted.

Is this step complete?

Repeat the

“Diagnosis Flow”.

Return to Step 2