check engine light ISUZU TFR SERIES 1997 Workshop Manual

23
14. Confirm that the engine starts.
NOTE:
The engine will only start at the second trial.
Program Diesel Cutoff Solenoid
Start Engine! Does The Engine Run?
(1) 2001 (TF) LUV
Electronic System: Immobilizer
NOYES
15. Program is completed.
Program Diesel Cutoff Solenoid
Program Diesel Cutoff Solenoid
Programming Completed!
(1) 2001 (TF) LUV
Electronic System: Immobilizer
Confirm
Important
After successful programming, the engine control can only be used for vehicles with immobilizer and transponder.
Faults that occur in connection with the immobilizer control unit are recognized by the engine control unit and as
long as “IMMOBILIZER” is not programmed, are indicated by a flashing of the engine check light.
The DDS-1 unit can be reprogrammed and takes around 10 minutes for Tech 2 to complete.

27
Diagnostic procedure
No DTC indicates
Engine does not start to run even though all engine and electrical system are OK, and no DTC appears.
1. 12V power is not supplied to ICU.
Check engine light
Is blinking at 2Hz.ECM or electrical
unit wiring check No
Yes Yes
Starter is not rotated
By correct key at all.Check DTC with Tech 2
12V power is not
supplied to ICU
Repair 12V circuitICU power supply turns off when both +B line
and ignition switch line turn off.
ICU
No.1 Pin
No.2 Pin+B
Ignition SWCheck both wiring systems for continuity.
No
2. Engine does not start after steering assembly is repaired.
Check if connector for Antenna coil circuit at steering shaft is correct, or missing connection.
If not correct, replace the steering assy with corrector.
3. If engine does not start after ICU replacement, check part number (01MY).
Proper parts Numbers are following.
Gas Engine 897228-184X
Suffix number
Diesel Engine 897228-183X
Suffix number