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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Overhaul

Engine Block Heater (If Equipped) Inspection
Reference: Engine Block Heater (If Equipped) Removal and Installation

^ Check continuity between terminal "a" and "c". If there is no continuity, replace it.
^ Check that there is no continuity between terminal "a" or "b" and "c". If there is continuity, replace it.
^ Check continuity between terminal "c" and engine block heater body. If there is no continuity, replace it.