Yamaha XVS1300A 2007 Service Manual page 387

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
Fault
Part
code
52 IMMOBILIZER
UNIT
53 IMMOBILIZER
UNIT
54 IMMOBILIZER
UNIT
55 IMMOBILIZER
UNIT
56 ECU
Immobilizer system indicator light fault code indication
Units of 10: Cycles of on for 1 second and off for 1.5 seconds.
Units of 1: Cycles of on for 0.5 second and off for 0.5 second.
Example: fault code 52
email: info@motomatrix.co.uk
Symptom
Codes between the 1. Signal received from
key and immobilizer
unit do not match.
2. Signal received from
Codes cannot be Noise interference or
transmitted be- disconnected lead/ca-
tween the ECU and ble.
the immobilizer unit. 1. Interference due to
2. Disconnected com-
3. Immobilizer unit mal-
4. ECU malfunction.
Codes transmitted Noise interference or
between the ECU disconnected lead/ca-
and the immobilizer ble.
unit do not match. 1. Interference due to
2. Disconnected com-
3. Immobilizer unit mal-
4. ECU failure.
Key code registra- Same standard key was
tion malfunction. attempted to be regis-
tered two consecutive
times.
Unidentified code is Noise interference or
received. disconnected lead/ca-
ble.
8-76
IMMOBILIZER SYSTEM
Cause
other transponder
(failed to recognize
code after ten con-
secutive attempts).
unregistered stan-
dard key.
radio wave noise.
munication harness.
function.
radio wave noise.
munication harness.
function.
(The ECU or immobi-
lizer unit was re-
placed with a used
unit from another ve-
hicle.)
Action
1. Place the immo-
bilizer unit at
least 50 mm
away from the
transponder of
other vehicles.
2. Register the
standard key.
1. Check the wire
harness and
connector.
2. Replace the
main switch/im-
mobilizer unit.
3. Replace the
ECU.
1. Register the
code re-register-
ing key.
2. Check the wire
harness and
connector.
3. Replace the
main switch/im-
mobilizer unit.
4. Replace the
ECU.
Register another
standard key.
1. Check the wire
harness and
connector.
2. Replace the
main switch/im-
mobilizer unit.
3. Replace the
ECU.