Yamaha XT660X(S) Automobile User Manual


 
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ELEC
IMMOBILIZER SYSTEM
CHECKING THE IMMOBILIZER SYSTEM
1. Immobilizer system indicator light does not
go on when the main switch is set to ON.
YES
NO
YES
NO
YES
NO
1. Immobilizer system indicator light LED
Check the LED of the immobilizer system
indicator light.
Refer to CHECKING THE BULBS AND
BULB SOCKETS.
Is the immobilizer system indicator light
LED OK?
Replace the meter
assembly.
2. Voltage
Connect the pocket tester (DC 20 V) to the
meter assembly couplers as shown.
Positive tester probe
green/blue
1
Negative tester probe
black/white
2
Set the main switch to ON.
Measure the voltage (2.6 V) between
green/blue and black/white on the meter
assembly couplers.
Is the voltage within specification?
Replace the meter
assembly.
3. Voltage
Connect the pocket tester (DC 20 V) to the
immobilizer unit coupler as shown.
Positive tester probe
red/green
1
Negative tester probe
black
2
Set the main switch to ON.
Measure the voltage (12 V) between red/
green and black on the immobilizer unit
coupler.
Is the voltage within specification?
The wiring circuit
from the battery to
the immobilizer unit
is faulty and must be
repaired.
B
BB
Y/LG/L
R/W
R/G
R/G
B2
R/W
Lg
Y/L
B
2
1