Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual — part 634
DRIVE LINE CONTROL SYSTEM (TOD)
4B2–56
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.
C07RY00019
D
If the status is as tabulated above, there is no
problem. If not as tabulated above, inspect the
harness.
4B2–57
DRIVE LINE CONTROL SYSTEM (TOD)
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, and go off momentarily at an inter-
val of about two seconds.
Indicator lamp status
—
Transfer lever position
High/4L
—
4WD Auto Switch
—
D04RY00015
DRIVE LINE CONTROL SYSTEM (TOD)
4B2–58
Step
Action
Yes
No
1
Turn on the starter switch.
Is the battery voltage observed between terminals 14 and 46 or 34
and 46?
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
4B2–59
DRIVE LINE CONTROL SYSTEM (TOD)
Chart B–1
The 4WD switch circuit wires are broken or short-circuited to the GND
Function of circuit
—
Fail condition
Even after the transfer position is select from TOD to 2H, the indicator lamp status is not
changed.
Indicator lamp status
—
Transfer lever position
High
—
4WD Auto Switch
—
D04RY00015
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