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16-110 ELECTRICAL SYSTEM
Relay Box
The relay box [A] has relays and diodes. The relays and
diodes can not be removed.
Relay Box Removal
NOTICE
Never drop the relay box especially on a hard sur-
face.
Such a shock to the relay box can damage it.
•
Remove the rear frame cover (see Tail/Brake Light (LED)
Removal).
•
Disconnect:
Connectors [A]
•
Remove:
Relay Box [B]
Relay Circuit Inspection
•
Remove the relay box (see Relay Box Removal).
•
Check conductivity of the following numbered terminals
by connecting a tester and one 12 V battery to the relay
box as shown (see Relay Box Internal Circuit in this sec-
tion).
If the tester does not read as specified, replace the relay
box.
Relay Circuit Inspection (with the battery disconnected)
Tester Connection Tester Reading ()
Headlight Circuit
Relay
1-3
îš’
7-6
îš’
ECU Main Relay
4-5
Not îš’*
7-8
îš’
Fuel Pump Relay
9-10
Not îš’*
11-16
îš’
Starter Circuit Relay
11-12
îš’
17-20
îš’
Fan Relay
18-19
Not îš’*
*: The actual reading varies with the tester used.
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