Isuzu KB P190. Manual - part 334

EXHAUST SYSTEM   6F – 3 

GENERAL DESCRIPTION 

 

 

 
 

 

 

 

RTW46FLF000201 

 
The exhaust pipe layout is described in the above illustration. 
The catalytic coverter is installed between the turbocharger and the front pipe. 
 
 

 

6F – 4   EXHAUST SYSTEM 

  

 REMOVAL AND INSTALLATION 

 

 

 
 

 

 

 

RTW46FLF000101 

 

Removal Steps 

 

1. Rear hanger rubber 

 

2. Silencer front nut 

 

3. Exhaust silencer 

 

4. Silencer hanger rubber 

 

5. Middle pipe nut 

 

 

 

 

6. Front hanger rubber 

 

7. Front pipe nut 

 

8. Exhaust pipe gasket 

 

 

 

 

 

EXHAUST SYSTEM   6F – 5 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 

Important Operations – Installation 

Follow the removal procedure in the reverse order to 
perform the installation procedure. Pay careful attention to 
the important points during the installation procedure. 

 

1.  Front Pipe Nut 

Connect the exhaust pipe to the catalytic converter. 

Torque N

⋅m (kg⋅m/lb⋅ft)

67 (6.8/49) 

 

2.  Middle pipe Nut (4

××××4 only) 

Connect the middle pipe to the front pipe. 

Torque N

⋅m (kg⋅m/lb⋅ft)

43 (4.4/32) 

 

3.  Silencer Front Nut 

Connect the silencer to the front or middle pipe. 

Torque N

⋅m (kg⋅m/lb⋅ft)

43 (4.4/32) 

 

 

6F – 6   EXHAUST SYSTEM 

 

  INSPECTION AND REPAIR 

Make the necessary adjustments, repairs, and part replacements if excessive wear or damage is discovered during 
inspection. 

 

 

 

 

 

 

Front Exhaust Pipe 

Exhaust Silencer 

Check the pipes for corrosion, cracking, damage or 
misalignment and repair as required. 

Check the rubber rings for deterioration or damage and repair 
as required. 

Catalytic Converter 

1. Inspect outside the catalytic converter for any hitting mark. 

2. Visual check inside the catalytic converter for crack or break 

converter element. 

3. If find any problem during the inspection, replace the 

catalytic converter assembly.