Visual And Audio Warning Systems; Service Engine Light And Obd-M Mil Kit - Mercury MerCruiser 8.2 Horizon ECT Operation & Maintenance Manual

Four fuses protect the main power, fuel pump, ignition, and accessory circuits. These are located on the top of the engine near
the PCM. Fuses protect the O
A 15‑amp accessory fuse protects the accessory circuits. This fuse is located on the rear of the engine.
b
a
The DTS control system is protected by a 5‑amp fuse located near the battery.

Visual and Audio Warning Systems

Service Engine Light and OBD‑M MIL Kit
Boats powered by emissions control technology (ECT) catalyzed engines must be equipped with a SmartCraft‑enabled gauge
capable of displaying the service engine icon, or a dash‑mounted service engine light. Malfunction indicator lamp (MIL) kits
containing a dash‑mounted service engine light and a special harness that connects to the engine harness may be purchased
separately.
90-8M0113925 DECEMBER 2015
eng
sensors. These are located near the 14‑pin harness connector.
2
c
a -
b -
c -
32206
a
c
b
Section 1 - Getting to Know Your Power Package
Fuse cover
15‑amp fuse
Accessory harness
a - 5‑amp fuse
b - Positive battery terminal (harness lead with fuse)
c - Negative battery terminal
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