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3-110 FUEL SYSTEM (DFI)
ECU
•
Lift up the ECU [A] with rubber protector [B] to clear the
projections.
•
Remove the relay box [C] from the rubber protector.
•
Disconnect the ECU connectors [D].
•
Remove:
ECU (with Rubber Protector)
ECU Installation
•
Connect the ECU connectors [A].
•
Install:
ECU [B] (in Rubber Protector [C])
Insert the slits of the rubber protector to the projections
[D] of the rear fender.
•
Install the removed parts (see appropriate chapters).
ECU Power Supply Inspection
•
Visually inspect the ECU connectors.
If the connector is clogged with mud or dust, blow it off
with compressed air.
•
Remove the ECU (see ECU Removal).
•
Visually inspect the terminals [A] of the ECU and main
harness connectors.
If the terminals of the main harness connectors are dam-
aged, replace the main harness.
If the terminals of the ECU connectors are damaged, re-
place the ECU.
•
Turn the ignition switch off.
•
Disconnect the ECU connectors.
Gray Connector [A]
•
Set a tester [B] and check the following wiring for conti-
nuity.
ECU Grounding Inspection
Connections:
(I) BK/Y leads (ECU
terminal 39 or 65)
←→
Battery (–) Terminal
BK/BL lead (ECU
terminal 38)
(II) Engine Ground
←→
Battery (–) Terminal
Criteria:
Both: 0 Ω
If no continuity, check the connectors, the engine ground
lead, or main harness, and repair or replace them if nec-
essary.
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