2007 ISUZU KB P190 indicator

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Page 4881 of 6020

ISUZU KB P190 2007  Workshop Repair Manual TRANSFER CONTROL SYSTEM  7D1-7 
7B4-PDF3 
 4L indicator (in meter panel)  
This lamp indicates following items: 
Valve check 
Driving status (High-Low) 
Operating status (2Hz: Actuator in operation, m

Page 4886 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7D1-12  TRANSFER CONTROL SYSTEM 
Functions of Switch and indicator Lamp 
Transfer-related indicator lamp and switch function 
 
Item 4WD 
lamp  4L lamp  Neutral 
lamp  Check 
4WD 
warning  light  4WD

Page 4890 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7D1-16  TRANSFER CONTROL SYSTEM 
Transfer-related indicator lamp and switch function 
Skip operation 
Item 4WD 
lamp  4L lamp Neutral 
lamp  Check 
4WD 
warning  light  4WD 
switch  Actu ato r 
detect

Page 4893 of 6020

ISUZU KB P190 2007  Workshop Repair Manual TRANSFER CONTROL SYSTEM  7D1-19 
Transfer-related indicator lamp and switch function 
2H→Neutral →2H 
Item  4WD 
lamp  4L lamp Neutral 
lamp  Check 
4WD 
warning  light  4WD 
switch  Actu ato r 
d

Page 4920 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7D1-46  TRANSFER CONTROL SYSTEM 
Diagnosis 
Before determining a trouble (Non-trouble mode) 
1.  When shifting from 2H to 4H: 
1-1-1 When the flashing frequency of the 4WD indicator is changed from 2H

Page 4921 of 6020

ISUZU KB P190 2007  Workshop Repair Manual TRANSFER CONTROL SYSTEM  7D1-47 
3. Shifting from 4H to 4L 
3-1 When the 4L indicator flashes at 2Hz 
W hen shifting from 4H to 4L, the 4L indicator continues flashing at 2Hz until shifting in the tra

Page 4922 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 7D1-48  TRANSFER CONTROL SYSTEM 
Restriction on operation (4JA1-T)  
The 4H, neutral and 4L shifting mechanism has no synchronization function. Therefore, if relative rotations in the  
mechanism beco

Page 4923 of 6020

ISUZU KB P190 2007  Workshop Repair Manual TRANSFER CONTROL SYSTEM  7D1-49 
Step 4-3: (Same procedure as the step 3-3)  
Stop the vehicle (close the accelerator and decrease the engine speed to L4: 3000rpm V6: 2000rpm or  below). 
(In case of