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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Test 15: Ignition Scope Engine Performance




TEST 15: IGNITION SCOPE TEST

CAUTION: Fouled plugs or a damaged ignition may cause high catalyst temperatures. Check components next to the catalyst and muffler for heat damage.2.3L





3.0L





Step 1:





Step 2-Step 3:





Step 4-Step 5:





Step 6-Step 8:





Step 9-Step 11:





Step 12-Step 13 (Part 1):





Step 13 (Continued):