Operation CHARM: Car repair manuals for everyone.

Catalytic Converter: Service and Repair

Exhaust System:





FEDERAL

Exhaust System:





CALIFORNIA

REMOVAL
- Remove oxygen sensor.
- Remove flange bolts from convertor.
- Loosen clamping sleeve and slide away from convertor.

INSPECTION
- Visually inspect exterior of converter. If severe damage is noted, such as dented, crushed or rusted out shell, replace converter.
- Whenever converter is removed from vehicle, check ceramic element through exhaust inlet. If element is clogged, melted or otherwise damaged, replace converter.

Clamp Alignment:




Tightening Torques:





INSTALLATION
- Install convertor flange bolts loosely.
- Align clamping sleeve as shown.
- Tighten flange bolts and sleeve to specifications.
- Reinstall oxygen sensor