Isuzu KB P190. Manual - part 1284

8A-198  ELECTRICAL-BODY AND CHASSIS 

 

CIRCUIT DIAGRAM 4JJ1-TC / 4JK1-TC EXCEPT SOUTH AFRICA, 4JA1T (L) (LHD) 

 

 

 

 

 

RTW78AXF023001 

 

ELECTRICAL-BODY AND CHASSIS  8A-199 

 

 

HEADLIGHT LEVELING SWITCH 

Incorrect beam angle due to load change can be corrected. 
A four position switch, 0-3, can alter the beam angle through 
1.7 degrees on the long wheel base model and 2.17 degrees 
on the short wheel base model. 

 

 

 

RTW68ASH000501 

 

Inspection 

Check to see if there is any continuity between the terminals of 
the leveling switch. 
Replace the switch when the result of inspection is found 
abnormal. 
 

 

 

RTW78ASH000601 

 

Removal 

Preparation: 
Disconnect the battery ground cable. 
1. Ventilation grille 

2. Harness connector 

3.  Headlight leveling switch 

To remove the switch, push the lock from the back side of 

the cluster assembly. 

 

 
 

Installation 

To install, follow the removal steps in the reverse noting the 
following point. 
1.  Push in the switch with your fingers until it locks securely. 
 

 

8A-200  ELECTRICAL-BODY AND CHASSIS 

ILLUMINATION 

PARTS LOCATION (RHD) 

 

 
 

 

 

 

 

RTW78AXF037501 & RTW78AXF043701 

ELECTRICAL-BODY AND CHASSIS  8A-201 

 

PARTS LOCATION (LHD) 

 

 

 

 

 

 

RTW78AXF037601 & RTW78AXF043801