2007 ISUZU KB P190 Workshop Repair Manual

Page 137 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-103 
 
 
YES 
• Disconnect the A/C switch. 
• Is there battery voltage between the chassis side  
harness connector terminal No. 6 (B-57) and ground (C-
109)? 
Open

Page 138 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-104  HEATER AND AIR CONDITIONING 
4JJ1-TC Standard Output, 4JJ1-TC High Output, 4JK1-TC High Output RHD MODEL 
  
 
   
RTW 710XF000401 
 
 
BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

Page 139 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-105 
MAGNETIC CLUTCH DOES NOT RUN (4JJ1-TC Standard Output, 4JJ1-TC  
High Output, 4JK1-TC High Output RHD MODEL)  
 
  
 
Replace 
YES 
•  Are the A/C thermo (X-15),

Page 140 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-106  HEATER AND AIR CONDITIONING 
 
  
 
 
Open circuit between the engine  
harness connector terminal No.1 (E-3) 
and the engine room harness 
connector terminal No.2 (X-14). 
YES 
•  Is there b

Page 141 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-107 
 
  
 
YES 
•  Disconnect the condenser fan relay. 
YES 
• Is there battery voltage between the engine  
room harness connector terminal No.3 (C-
24) and ground

Page 142 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-108  HEATER AND AIR CONDITIONING 
 
 
YES 
• Disconnect the A/C switch. 
• Is there battery voltage between the chassis side  
harness connector terminal No. 6 (B-57) and ground? 
Open circuit b

Page 143 of 6020

ISUZU KB P190 2007  Workshop Repair Manual HEATER AND AIR CONDITIONING  1-109 
4JJ1-TC Standard Output, 4JJ1-TC High Output, 4JK1-TC High Output LHD MODEL 
  
 
   
RTW 710XF000501 
 
 
BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

Page 144 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 1-110  HEATER AND AIR CONDITIONING 
MAGNETIC CLUTCH DOES NOT RUN (4JJ1-TC Standard Output, 4JJ1-TC  
High Output, 4JK1-TC High Output LHD MODEL)  
 
  
 
Replace 
YES 
•  Are the A/C thermo (X-15),