Yamaha XT660R S Service Manual page 394

CHECKING THE BULBS AND BULB SOCKETS
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WARNING
_
• A wire that is used as a jumper lead must
have at least the same capacity of the bat-
tery lead, otherwise the jumper lead may
burn.
• This check is likely to produce sparks,
therefore, make sure no flammable gas or
fluid is in the vicinity.
CAUTION:
Do not connect the jumper lead (battery
voltage) to the terminals (green/blue and
black/white) for the immobilizer system
indicator light (LED). The LED could be
damaged.
c. When the jumper leads are connected to
the terminals, the respective LED should
illuminate.
Does not light → Replace the meter assem-
bly.
L LLL L LLL L L LLL
8 - 11
ELEC
L L LLL L L LLL L
– +
L LLL L LLL