Isuzu KB P190. Service manual - part 1278

8A-174  ELECTRICAL-BODY AND CHASSIS 

Without Head light Leveling 
 

 

 

RTW780MH000101 

With Head light Leveling 
 

 

 

RTW78AMH000101 

 

 
 

VERTICAL ADJUSTMENT (A type) 

Use a Phillips-head screwdriver with a long shaft. Hold the 
screwdriver straight up-and-down as shown in the illustration. 
 

ELECTRICAL-BODY AND CHASSIS  8A-175 

 

RTW580MH000101 

 
 

VERTICAL ADJUSTMENT (B type) 

Use a screwdriver with a long shaft.  Hold the screwdriver 
straight up-and-down as shown in the illustration. 
 

Without Head light Leveling 
 

 

 

RTW780MH000201 

 
 

HORIZONTAL ADJUSTMENT (A type) 

Use a Phillips-head screwdriver with a long shaft. Hold the 
screwdriver at an angle as shown by the arrow in the 
illustration. 
 

8A-176  ELECTRICAL-BODY AND CHASSIS 

With Head light Leveling 
 

 

 

RTW78AMH000201 

 

 

 

RTW580MH000201 

 
 

HORIZONTAL ADJUSTMENT (B type) 

Use a screwdriver with a long shaft.   Hold the screwdriver at 
an angle as shown by the arrow in the illustration. 
 

 

 

Installation 

To install, follow the removal steps in the reverse order. 
Noting the following point: 
1.  After installing the headlight, be sure to adjust the headlight

aim. 

 

ELECTRICAL-BODY AND CHASSIS  8A-177 

HEADLIGHT ADJUSTMENT 

Preparation 

Place the vehicle with 1 person in driver seat on a level surface 
and check to see if the inflation pressure of the tires is correct, 
the lenses are clean, the battery is sufficiently charged, and 
adjust to place vehicle by using the screen. 
1.  Set a vertical screen on a level surface. 

2. Toward the screen 

1

from the bulb center mark of the 

headlight, extend parallel lines to the floor. Mark point 

A

and 

B

 on the screen at the intersection of parallel line and 

the screen. 

3.  Draw vertical lines through point 

A 

 and 

B 

 on the screen. 

 

 

4.  Keep the vehicle 

2

 1m apart from the screen 

1

. 

5.  Draw a horizontal line through point 

A 

 and 

B

on the screen 

1

. 

 

 

 

6.  Turn the headlight low beam on. 

7.  Adjust the CUTLINE 11.6 mm below the horizontal line 

H

. 

8.  Adjust the BENDING POINT to the vertical line 

V

. 

NOTE: 

Always adjust vertical adjustment first.