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)
Or, hide this message:
temporarily or
permanently
Basic Description
Engine functions on Manual transmission equipped vehicles are controlled by the
Engine Control Module (ECM). On vehicles with Automatic transmissions, the engine and transmission functions are overseen by a single unit, the
Powertrain Control Module (PCM).