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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Engine Control Module: Description and Operation

Engine Control Module:

PURPOSE
The ECM receives various input sensor signals and calculates outputs for the injection, ignition, and turbo control systems.

LOCATION
Left side of cowl area, beneath access panel.

FEATURES
- 70-pin connector with improved lock/release mechanism.
- Two versions: with ETS and without ETS.
- Case grounded with separate strap to reduce radio interference.