Triumph 2012 Tiger 800 Service Manual page 268

Fuel System/Engine Management
Invalid Key: Key Authentication Unsuccessful
Fault Code
L0008
or
Alarm/immobiliser warning indicator
light is on when the ignition switch is
at the O N position <only visible on
motorcycles without the accessory
alarm fitted>
Pinpoint Tests
Test
1 If available, try to start the motorcycle with
the second registered key:
2 Check the condition of cable, con nector
housing and terminals for the fol lowing:
- Ignition switch
- Immobiliser and TPMS control module
3 Check antenna coil resistance:
- Ignition switch pin 2 to ignition switch
pin 7
4 Check cable continuity:
- Ignition switch p i n 7 to I mmobiliser and
TPMS control module pin 10
- Ignition switch pin 2 to Immobiliser and
TPMS control module pin 5
5 Reconnect harness, clear fault code and run
engine
Circuit Diagram
10.90
Possible cause
l mmobiliserfTPMS control module
can not identify the transponder chip
in the key
Result
O K
Faulty
OK
Faulty
7Q to 13Q
Faulty
O K
Fau lty
OK
Fault still present
lil ""
:z ;;:::
tL
Ignition
Switch
SeiVice Manual
-
Action
Check that the key has been
registered with the immobiliserfTPMS
control modu le, if it is a new key or an
additional key.
Check that there are no additional
keys with a transponder chip fitted
close to the ignition key and proceed
to pinpoint test 1 :
Action
Transponder chip in the key not fu nctioning
correctly. Register a new key using the
Triumph diagnostic tool then proceed to
test 5
Proceed to test 2
Disconnect the ignition switch, proceed to test
3
Rectify fault, proceed to test 5
Proceed to test 4
Replace the ignition switch, register new keys
and proceed to test 5
Contact Triumph service
Rectify fault, proceed to test 5
Action complete - q uit test
Contact Triumph service
Immobiliser
U nit
Tiger 800 and Tiger 800XC