Yamaha FJR13AG Service Manual page 661

EAS30523
SELF-DIAGNOSIS FAULT CODE INDICATION
When a system malfunction occurs, the immobilizer system indicator light flashes. The pattern of flash-
ing also shows the fault code.
Fault code Part
51 IMMOBILIZER
UNIT
52 IMMOBILIZER
UNIT
53 IMMOBILIZER
UNIT
54 IMMOBILIZER
UNIT
55 IMMOBILIZER
UNIT
Symptom
Code cannot be trans- 1. Radio wave interfer-
mitted between the
key and the immobiliz-
er unit.
2. Immobilizer unit mal-
3. Key malfunction.
Codes between the 1. Signal received from
key and immobilizer
unit do not match.
2. Signal received from
Codes cannot be Noise interference or dis-
transmitted between connected lead/cable.
the ECU and the im- 1. Interference due to ra-
mobilizer unit.
2. Disconnected commu-
3. Immobilizer unit mal-
4. ECU malfunction.
Codes transmitted be- Noise interference or dis-
tween the ECU and connected lead/cable.
the immobilizer unit do 1. Interference due to ra-
not match.
2. Disconnected commu-
3. Immobilizer unit mal-
4. ECU failure.
Key code registration Same standard key was at-
malfunction. tempted to be registered
two consecutive times.
8-184
IMMOBILIZER SYSTEM
Cause
ence caused by ob-
jects around the keys
and antenna.
function.
other transponder
(failed to recognize
code after ten consecu-
tive attempts).
unregistered standard
key.
dio wave noise.
nication harness.
function.
dio wave noise.
nication harness.
function.
(The ECU or immobiliz-
er unit was replaced
with a used unit from
another vehicle.)
Action
1. Keep magnets,
metal objects, and
other immobilizer
system keys away
from the keys and
antennas.
2. Replace the main
switch/immobiliz-
er unit.
3. Replace the key.
1. Place the immobi-
lizer unit at least
50 mm away from
the transponder of
other vehicles.
2. Register the stan-
dard key.
1. Check the wire
harness and con-
nector.
2. Replace the main
switch/immobiliz-
er unit.
3. Replace the ECU.
Refer to "RE-
PLACING THE
ECU (engine con-
trol unit)" on page
8-250.
1. Register the code
re-registering key.
2. Check the wire
harness and con-
nector.
3. Replace the main
switch/immobiliz-
er unit.
4. Replace the ECU.
Refer to "RE-
PLACING THE
ECU (engine con-
trol unit)" on page
8-250.
Register another
standard key.