Circuit ISUZU KB P190 2007 Workshop Repair Manual

ISUZU KB P190 2007 Workshop Repair Manual KB P190 2007 ISUZU ISUZU https://www.carmanualsonline.info/img/61/57177/w960_57177-0.png ISUZU KB P190 2007 Workshop Repair Manual

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ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-307
51. Turn OFF the ignition. 
2. Remove the metal bus bar from the glow plugs.
3. Measure resistance of each glow plug between the glow plug terminals and a kn

Page 1925 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-308   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Circuit/ System Testing Glow Control System Check  (2 of 2)
13Important
: The glow plugs may be burnt out if the
battery voltage supply circuit is shorted to

Page 1926 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-309
41. Remove the Meter (10A) fuse that supplies
voltage to the glow indicator lamp.
2. Turn ON the ignition, with the engine OFF. 
3. Measure the voltage from

Page 1928 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-311
In-Tank Fuel Pump System Check
Description 
The ECM controls the fuel pump relay, which supplies 
power to the fuel pump in the fuel tank. The ECM
commands t

Page 1929 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-312   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
9Replace the Fuel Pump (10A) fuse. If the fuse 
continues to open, repair the short to ground on a 
circuit fed by the fuse or check for a shorted
attached c

Page 1931 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-314   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Cruise Control System Check
Description 
The cruise control system consists of the ECM, the 
cruise main switch, set/ coast switch, resume/ accel.
switch and

Page 1933 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-316   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
121. Turn OFF the ignition. 
2. Disconnect the cruise main switch harness connector.  (Remove the switch from the IP 
bezel as necessary)
3. Turn ON the igni

Page 1934 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-317
191. Turn OFF the ignition. 
2. Disconnect the combination switch harness connector (B-59). (Remove the IP cluster 
lower cover as necessary)
3. Turn ON the

Page 1935 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-318   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Circuit/ System Testing Cruise Control System Check (2 of 2)
28Reconnect all previously disconnected 
components, fuse or harness connector(s). 
Did you comp

Page 1936 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-319
71. Remove the Meter (10A) fuse that supplies
voltage to the IP cluster.
2. Turn ON the ignition, with the engine OFF. 
3. Measure the voltage from the cruis