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1
3
4
R/W
Dg
L/R
2
1
CARBURETOR HEATER SYSTEM
CARBURETOR HEATER RELAY
1. Inspect:
Inspection steps:
• Disconnect the carburetor heater relay from the
• Connect the pocket tester (Ω × 1) and battery
Positive battery terminal → Blue/Red 1
Negative battery terminal → Brown/Yellow 2
Positive tester probe → Red/White 3
Negative tester probe → Dark green 4
• If carburetor heater relay does not have conti-
Br/Y
CARBURETOR HEATER
1. Remove:
1
2. Connect:
Positive tester probe → Heater terminal 1
Negative tester probe → Heater body 2
3. Inspect:
8-44
• Carburetor heater relay 1
coupler.
(12 V) to the carburetor heater relay terminals
as shown.
nuity between the red/white and dark green ter-
minals, replace it.
• Carburetor heater 1
• Pocket tester
• Carburetor heater resistance
Out of specification → Replace the carburetor
heater.
Carburetor heater resistance:
6 ~ 10 Ω at 20 °C (68 °F)
–
+
ELEC
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