2007 ISUZU KB P190 check oil

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Page 479 of 6020

ISUZU KB P190 2007  Workshop Repair Manual REAR AXLE  4B-35 
Disassembly 
1.  Remove bolt.   
2.  Remove ring gear.  
3.  Drive out lock pin using a long drift Punch.  
425RS042
 
4. Check the amount of backlash between pinion gear on side gea

Page 480 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 4B-36  REAR AXLE 
425R300010
  
Play in splines between the side gear and axle shafts. mm(in)
   Standard  Limit 
φ220mm  0.08 - 0.38 
(0.003 - 0.015)  0.5 (0.02) 
φ
194mm  0.08 - 0.36 
(0.003 - 0.0

Page 484 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 4B-40  REAR AXLE 
Inspection and Repair 
Make all necessary adjustments, repairs, and part 
replacements if wear, damage, rust or other problems
are discovered during inspection. 
Visual Check 
Inspec

Page 489 of 6020

ISUZU KB P190 2007  Workshop Repair Manual REAR AXLE  4B-45 
TROUBLESHOOTING 
  
  
Refer to this Section to quickly diagnose and repai
r
rear axle problems.  
Each troubleshooting chart has three headings 
arranged from left to right. 
(1) Ch

Page 490 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 4B-46  REAR AXLE 
1.  ABNORMAL REAR AXLE NOISE 
1)  Noise when the Engine is Driving the Vehicle 
 
Checkpoint  Trouble  Cause  Countermeasure 
 
Replenish the gear oilInsufficient gear oil
NG
Differe

Page 494 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 4B-50  REAR AXLE 
5) Constant Noise 
 
Checkpoint  Trouble  Cause  Countermeasure 
 
Replace the rear axle shaftBent rear axle shaft
NG
Replace the side bearing
Replace the drive pinion 
bearing
Repla

Page 496 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 4B-52  REAR AXLE 
3.  OIL LEAKAGE 
1)  Differential Carrier Leakage 
 
Checkpoint  Trouble  Cause  Countermeasure 
 
Correct the oil levelToo much gear oil
NG
Reapply the liquid gasket 
and/or tighten

Page 497 of 6020

ISUZU KB P190 2007  Workshop Repair Manual REAR AXLE  4B-53 
2)  Axle Case Leakage 
 
Checkpoint  Trouble  Cause  Countermeasure 
 
Tighten the drain plug and/or 
replace the gasket(s)Loose drain plug and/or
defective gasket(s)
NG
Reapply the