Section052–TEC ENGINE MANAGEMENT
Subsection 01 (OVERVIEW)
2
A33I07A
1
1. Fuel tank
2. Fuel pickups
In-Line Fuel Filter
The in-line 10 micron fuel filter is fastened under
the steering console. It comes as a complete as-
sembly.
A33I08A
ENGINE MANAGEMENT
SYSTEM (EMS)
The EMS (Engine Management System) is
equipped with an ECM which controls the ig-
nition system, the vehicle electrical system, the
fuel injection system and the electronically con-
trolled RAVE.
A32E3AA
TYPICAL — ECM
The ECM is mounted in the front of the vehicle.
A33I09A
The ECM is directly powered by the battery. It
is responsible for the following engine manage-
ment/electrical functions:
– interpreting information
– distributing information
– start/stop function
– DESS (Digitally Encoded Security System)
– ignition control
– injection control
NOTE: The ECM applies the proper maps (injec-
tion and ignition) for optimum engine operation in
all conditions.
– engine RPM limiter
mmr2004-Rev 167
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