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Mercury MerCruiser MCM 502 Mag MPI User Manual

Mercury MerCruiser MCM 502 Mag MPI
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MULTI-PORT FUEL INJECTION DISASSEMBLY AND REASSEMBLY SERVICE MANUAL NUMBER 23
Page 5C-42 90-861326--1 MARCH 1999
5. Disconnect the wiring harness from the intake air temperature sensor (IAT).
75658
b
a
a-Intake Air Temperature (IAT) Sensor
b-Breather Hose
6. Remove the plenum from the manifold.
75615
b
a
c
a-Plenum
b-Intake Manifold
c-Screws
IMPORTANT: Place a clean shop towel over the openings to prevent foreign materials
from entering the engine.
CLEANING AND INSPECTION
1. Clean plenum in solvent and dry with compressed air.
2. Inspect mating surfaces for damage that could affect gasket sealing.
3. Inspect plenum for cracks in casting.
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Mercury MerCruiser MCM 502 Mag MPI Specifications

General IconGeneral
BrandMercury
ModelMerCruiser MCM 502 Mag MPI
CategoryEngine
LanguageEnglish

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