Mercury #824003 Fuel ECM
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Figure 19 Mercury 824003 Fuel ECM
is section describes scan tool functions related to Mercury’s 824003 Fuel ECM.
is engine control module was used on a variety of 2-stroke Mercury and Mari-
ner outboard EFI engines in the 1990s.
Connecting to the engine.
Engines equipped with the #824003 electronic control module have a 2 pin diag-
nostic connector which requires scan tool adapter #94028. .
1) Locate the engine’s 2-pin diagnostic connector (DLC). is connector is
typically on the bottom side of the ECM near the large umbilical harness that
exits the ECM casing.
2) With the engine’s ignition switch in the OFF position, plug the scan tool’s
communication cable into the diagnostic connector. Scan tool adapter #94028
is required. Note that the #94028 adapter has as separate battery and ground
clips that must be connected: Red to +12vdc and Black to engine ground.
2-pin Adapter
Rinda Tech P/N 94028
3) Once connected, turn the ignition switch ON and start the engine if
necessary.
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