Checking The Fid (Fast Idle Solenoid) - Yamaha YZF-R125 Service Manual

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Gy/R Y
b. Measure the intake air temperature sensor
resistance.
L LLL L LLL L L LLL L
EAS5D71002

CHECKING THE FID (FAST IDLE SOLENOID)

1. Disconnect:
• FID (fast idle solenoid) coupler
2. Check:
• FID (fast idle solenoid) resistance
M MMM M MMM M M MMM M
a. Disconnect the FID (fast idle solenoid) cou-
pler from the FID.
b. Connect the pocket tester (Ω × 10) to the ter-
minals of the FID (fast idle solenoid).
• Positive tester probe →
red/black terminal "1"
• Negative tester probe →
yellow/red terminal "2"
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
c. Measure the FID (fast idle solenoid) resis-
tance.
Out of specification → Replace the throttle
body assembly.
FID (fast idle solenoid) resistance
31.5–38.5 Ω
L LLL L LLL L L LLL L
Gy/B
2 1
L LLL L L LLL L L LLL L
M MMM M M MMM M M MMM M
2
R/B
L LLL L L LLL L L LLL L
ELECTRICAL COMPONENTS
LLL
MMM
1
LLL
8-75