Isuzu Trooper (1998-2002 year). Service manual - part 145

4B2–67

DRIVE LINE CONTROL SYSTEM (TOD)

D04RY00062

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–68

Step

Action

Yes

No

1

1. Turn off the starter switch.
2. Disconnect the ECU connector from ECU.

Is the continuity established between terminals (B–67)5 and
(B–67)11?

Go to Step 2

The harness is
broken. Repair

the circuit.

Go to Step 3

2

Does the voltage between terminals  (B–67) 5 and (B–67) 11
indicate 0V?

Go to Step 3

The battery is

short-circuited.

Repair the circuit.

Go to Step 4

3

1. Turn off the starter switch.
2. Connect ECU connector.
3. Turn on the starter switch.
4. Set the transfer to the 2H mode.

Is the battery voltage observed between terminals 5 and 19?

The phenomenon

is not reproduced

Refer to

“Troubles

intermittently

observed”.

The ECU has

failed. Replace

the ECU.

Go to Step 4

4

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

Is this step complete?

Repeat the

“Diagnosis Flow”.

Return to Step 4

4B2–69

DRIVE LINE CONTROL SYSTEM (TOD)

Check flow

Trouble code

Phenomenon

Standard

13

33

(P1762)

The ADC line is short-circuited to

GND.

—

NOTE:

D

The on/off signal line of the shift on the fly system is
short–circuited to GND.

D

The system enters into the fail-safe mode because of
fusing or system protection.

(If a short–circuit is observed on GND, the output to
the on/off signal line becomes 0V.)

D04RY00061

DRIVE LINE CONTROL SYSTEM (TOD)

4B2–70

D04RY00062