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2. When the main switch is turned to “ON”, the immobilizer system indicator light flashes.
• Check if a metal object or other immobilizer system keys are placed near the immobilizer
antenna. If so, remove the objects or keys, and then check the condition again.
Turn the main switch to “ON” with
another registered standard key and
check the immobilizer system indicator
light. The indicator light goes on for
about 2 seconds, then goes off.
First standard key (transponder) is
defective.
Correct
Turn the main switch to “ON” with the
code re-registering key and check the
immobilizer system indicator light.
Malfunction
Second standard
key (transpon-
der) is defective.
Correct
Re-register
the stan-
dard key.
Malfunc-
tion
Replace the
standard
key.
Check the immobilizer system indica-
tor light is flashing.
Flashing
Determine the malfunction code
according to the flash pattern and
check the corresponding part.
Refer to “SELF-DIAGNOSIS MAL-
FUNCTION CODES”.
Malfunction
Not flashing
immobilizer antenna or CDI unit mal-
function
Replace the CDI unit.
Check the signal leads (green/white)
between the immobilizer antenna and
CDI unit connector.
Malfunction
Green/white leads are disconnected or
short-circuited. Repair or replace the
circuit.
Correct
Summary of Contents for YP250R 2005
Page 1: ...YP250R SERVICE MANUAL 2005 1C0 F8197 E0 ...
Page 368: ...YAMAHA MOTOR ESPAÑA S A ...
