2004 ISUZU TF SERIES Workshop Manual

Page 2089 of 4264

ISUZU TF SERIES 2004  Workshop Manual 3.5L ENGINE DRIVEABILITY AND EMISSIONS  6E -93
 
 
 
             
 
5. 
After choosing the data, click the "Next" button. 
6. 
When all the necessary information is entered, the
"details" of software

Page 2090 of 4264

ISUZU TF SERIES 2004  Workshop Manual 6E-94  3.5L ENGINE DRIVEABILITY AND EMISSIONS
 
HOW TO USE BREAKER BOX 
3
2 1
 
 
Legend 
 
(1) 
Engine Control Module (ECM) 
 
(2) 
Harness Adapter 
 
(3) 
Breaker Box   
 
 
The engine control modul

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ISUZU TF SERIES 2004  Workshop Manual 3.5L ENGINE DRIVEABILITY AND EMISSIONS  6E -95
 
Breaker Box Connection Type A
 
1
5 2
3
4
 
 
Legend 
 
(1) 
Engine Control Module (ECM) (Under the harness
adaptoer) 
 
(2) 
Harness Adapter 
 
(3) 
B

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ISUZU TF SERIES 2004  Workshop Manual 6E-96  3.5L ENGINE DRIVEABILITY AND EMISSIONS
 
Breaker Box Connection Type B
 
 
 
2 
5  1 
4  3 
 
 
Legend 
 
(1) 
Engine Control Module (ECM) (Under the harness
adapter) 
 
(2) 
Harness Adapter

Page 2093 of 4264

ISUZU TF SERIES 2004  Workshop Manual 3.5L ENGINE DRIVEABILITY AND EMISSIONS  6E -97
 
ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK 
  
  RTW46EM F000401 
 
CIRCUIT DESCRIPTION 
The on-board diagnostic system check is the starting
point for any

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ISUZU TF SERIES 2004  Workshop Manual 6E-98  3.5L ENGINE DRIVEABILITY AND EMISSIONS
 
On-Board Diagnostic (OBD) System Check 
 
Step   Action  Value (s)  Yes  No 
1 
1.  Ignition "On", engine "Off".  
2.  Check the "CHECK ENGINE" lamp (MI

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ISUZU TF SERIES 2004  Workshop Manual 3.5L ENGINE DRIVEABILITY AND EMISSIONS  6E -99
 
Step   Action  Value (s)  Yes  No 
8 
 Using the DVM and check the data link connector 
ground circuit. 
1.  Ignition "Off", engine "Off". 
2.  Check t

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ISUZU TF SERIES 2004  Workshop Manual 6E-100  3.5L ENGINE DRIVEABILITY AND EMISSIONS
 
Step   Action  Value (s)  Yes  No 
11 
 Using the DVM and check the data link connector 
communication circuit. 
1.  Ignition "Off", engine "Off". 
2.