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ELEC
IMMOBILIZER SYSTEM
SELF-DIAGNOSIS MALFUNCTION CODES
When a system malfunction occurs, the malfunction code number is displayed on the multifunction
display and is indicated by the immobilizer system indicator light flash patterns.
Immobilizer system indicator light malfunction code indication
Digits of 10: on for 1 second and off for 1.5 seconds.
Digits of 1: on for 0.5 second and off for 0.5 second.
Malfunction
code
Part Symptom Cause Action
51
Immobilizer unit Code cannot be transmitted
between the key and immo-
bilizer unit.
1) Objects that interrupt radio
waves exist around the keys
or antennas.
2) Immobilizer unit malfunction
3) Key malfunction
1) Keep magnets, metal,
and other immobilizer
system keys away from
the keys and antennas.
2) Replace the main
switch/immobilizer unit.
3) Replace the key.
52
Immobilizer unit Codes transmitted between
the key and immobilizer unit
do not match.
1) Signal received from other
transponder (failed to recog-
nize code after ten consecu-
tive attempts).
2) Signal received from unregis-
tered standard key.
1) Place the immobilizer
unit at least 50 mm
away from the transpon-
der of other motorcy-
cles.
2) Register the standard
key.
53
Immobilizer unit Code cannot be transmitted
between the ECU and
immobilizer unit.
1) Noise interference or discon-
nected lead/cable.
2) Obstruction due to radio wave
noise.
3) Disconnected communication
harness.
4) Immobilizer unit malfunction
5) ECU malfunction
1) Check the wire harness
and connector.
2) Replace the main
switch/immobilizer unit.
3) Replace the ECU.
54
Immobilizer unit Codes transmitted between
ECU and immobilizer unit
do not match.
1) Noise interference or discon-
nected lead/cable.
2) Obstruction due to radio wave
noise.
3) Immobilizer unit malfunction
4) ECU malfunction
(When used parts from other
motorcycles are used, the
code re-registering key is not
registered in the ECU.)
1) Register the code re-
registering key.
2) Replace the main
switch/immobilizer unit.
3) Replace the ECU.
55
Immobilizer unit Key code registration mal-
function
Same standard key was
attempted to be registered two
consecutive times.
Register a new standard
key.
56
ECU Unidentified code is
received.
Noise interference or discon-
nected lead/cable.
1) Check the wire harness
and connector.
2) Replace the main
switch/immobilizer unit.
3) Replace the ECU.
Light on
Light off
Example: multifunction code 52
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