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EFI SYSTEM -
Inspection Precautions
FI-7
ELECTRONIC CONTROL SYSTEM
1.
Before removing EFI wiring connectors, terminals, etc., first
disconnect the power by either turning the ignition switch
OFF or disconnecting the battery terminals.
HINT:
Always check the diagnosis code before discon-
necting the battery terminal.
2.
When installing the battery, be especially careful not to in-
correctly connect the positive and negative cables.
FI1066
3.
Do not jolt parts during removal or installation. Handle all
'----_ _ _ _ _ _ _ _ _ _ _ _ _ _ _
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EFI parts carefully, especially the ECU.
Lock
Spring
Lock
4.
Do not be careless during troubleshooting as there are
numerous transistor circuits and contact with terminals can
cause further trouble.
5.
Do not open the ECU cover.
6.
When inspecting during rainy weather, take care to pre-
vent entry of water. Also, when washing the engine com-
partment, prevent water from getting on EFI parts and
wiring connectors.
7.
Parts should be replaced as an assembly.
8.
Care is required when pulling out the inserting wiring con-
Lock
nectors.
FI0092 FI0093
FI0094
F 10095 FI0096
(a)
Release the lock and pull out the connector. Pull on
the connectors, not the wiring.
(b)
Fully insert the connector and check that it is locked.
9.
When inspecting a connector with a circuit tester.
(a)
Carefully take out the water-proofing rubber if it is a
water-proof type connector.
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