2007 ISUZU KB P190 key

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Page 5924 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 11A-26  IMMOBILIZER SYSTEM (C24SE, 4JA1-T)   
Data List 
No.
No.No. 
No. 
  
 Strings
StringsStrings
Strings 
  
 Note
NoteNote
Note 
  
 
1  Ignition Status 
On 12V  /Off 0V   
2 Transponder-Key  Tra

Page 5925 of 6020

ISUZU KB P190 2007  Workshop Repair Manual IMMOBILIZER SYSTEM (C24SE, 4JA1-T)  11A-27 
Diagnostic procedure 
•  Once the cause of DTC is repaired or gone, 
engine can be operated normally, and present
DTC becomes history code. 
•   History

Page 5926 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 11A-28  IMMOBILIZER SYSTEM (C24SE, 4JA1-T)   
Diagnostic Trouble Code (DTC) list with ECM 
•
•• 
•
 Immobilizer Control Unit (ICU) 
DTC 
Description Note 
B0001 REPLACE ELECTRONIC CONTROL UNIT

Page 5927 of 6020

ISUZU KB P190 2007  Workshop Repair Manual IMMOBILIZER SYSTEM (C24SE, 4JA1-T)  11A-29 
Diagnostic Trouble Code (DTC) list with Engine Immobilizer Unit (4JA1-T Diesel Engine) 
•
•• 
•
 Engine Immobilizer Unit 
Code 
(DTC)  Description D

Page 5928 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 11A-30  IMMOBILIZER SYSTEM (C24SE, 4JA1-T)   
IMMOBILIZER SYSTEM CHECK 
Step Action  Value(s)  Yes No 
1  1.  Key position is "ON," engine "OFF." 
2.  Observe the check engine lamp.  
Note: W hen a ke

Page 5929 of 6020

ISUZU KB P190 2007  Workshop Repair Manual IMMOBILIZER SYSTEM (C24SE, 4JA1-T)  11A-31 
Step Action  Value(s)  Yes No 
10 Review and record for scan tool Failure Records data  
and DTCs.  
W as the action complete?  
  Go to Step 11    
1

Page 5930 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 11A-32  IMMOBILIZER SYSTEM (C24SE, 4JA1-T)   
NO IMMOBILIZER WARNING LAMP 
Step Action  Value(s)  Yes No 
1  Check the meter fuse for the instrument cluster  
ignition feed circuit.  
Is the fuse norm

Page 5931 of 6020

ISUZU KB P190 2007  Workshop Repair Manual IMMOBILIZER SYSTEM (C24SE, 4JA1-T)  11A-33 
CHECK IMMOBILIZER WARNING LAMP ON STEADY  
Step Action  Value(s)  Yes No 
1  1.  Key position is "OFF". 
2.  Disconnect the immobilizer control unit (ICU).