Yamaha 2004 YP400, Руководство по обслуживанию, Страница: 402 / 417

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ELEC
IMMOBILIZER SYSTEM
3. 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 unit. If
so, remove the object 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 1 second, 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 if a malfunction code is dis-
played.
Displayed
Read the malfunction code and check
the corresponding part.
Refer to “SELF-DIAGNOSIS MAL-
FUNCTION CODES”.
Malfunction
Not displayed
Immobilizer unit or ECU malfunction
Check the signal lead (yellow/blue)
between the immobilizer unit and ECU
connector.
Malfunction
Yellow/blue lead is disconnected or
short-circuited. Repair or replace the
circuit.
Correct
Replace the immobilizer unit.