2007 ISUZU KB P190 Workshop Repair Manual

Page 1417 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE MECHANICAL (4JK1/4JJ1)  6A-57 
6.  Remove the M6 bolt from the idle gear A.  
7.  Install the gear case cover.  •  Apply the liquid gasket (ThreeBond TB-1207B 
or equivalent). 
 
 
RTW 56ASH0

Page 1418 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6A-58  ENGINE MECHANICAL (4JK1/4JJ1) 
Torque Specifications 
   
  
 
 
 
LNW 76ALF000601 
 
 
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ISUZU KB P190 2007

Page 1419 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE MECHANICAL (4JK1/4JJ1)  6A-59 
Camshaft Assembly 
Components 
   
 
 
 
 
 
 
 
 
RTW 56ALF000901 
Legend  1. Snap Ring  
 2. Sub Gear 
 3. Knock Pin 
 4. Damper Spring      5.  Camshaft Gear a

Page 1420 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6A-60  ENGINE MECHANICAL (4JK1/4JJ1) 
Removal 
1.  Rotate the crankshaft to make the No. 1 cylinder
meet the compression TDC. 
   
 
 
 
RTW 76ASH001301
Legend  
 1. TDC  
 
 
2.  Remove the engine co

Page 1421 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE MECHANICAL (4JK1/4JJ1)  6A-61 
   
 
 
 
RTW 56ASH013801
Disassembly 
1.  Remove the sub gear assembly. 
•  Clamp the camshaft in a vise. Insert soft metal
protectors (aluminum) between the v

Page 1422 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6A-62  ENGINE MECHANICAL (4JK1/4JJ1) 
3.  Remove the dowel pin.  
4.  Inspect the camshaft visually.  •  Check if the journal and cam parts of the
camshaft are worn or damaged, if so, replace
it.

Page 1423 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE MECHANICAL (4JK1/4JJ1)  6A-63 
  
 
 
LNW 21BSH020501
8.  Check if the camshaft is runout. 
•  Place the camshaft on a V block to measure a
runout with a dial gauge. 
•   Rotate the camshaf

Page 1424 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6A-64  ENGINE MECHANICAL (4JK1/4JJ1) 
3.  Install the sub gear assembly. 
•  Clamp the camshaft in a vise. Insert soft metal
protectors (aluminum) between the vise 
surfaces and the camshaft. Press