Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Catalytic Converter: Testing and Inspection




EXHAUST PIPE ASSEMBLY INSPECTION
1. Check connections for looseness or damage.
2. Check clamps for weakness, cracks or damage.

THREE - WAY CATALYTIC CONVERTER INSPECTION
Check for dents or damage.
- If any part of the protector is damaged or dented to the extent that it contacts the three-way catalytic converter, repair or replace it.

HEAT INSULATOR INSPECTION
1. Check heat insulator for damage.
2. Check for adequate clearance between catalytic converter and heat insulator.