Yamaha XVZ13TF 1999 Service Manual page 459

Front remote controller does not opera-
tion
Check:
1. Wiring connections
(of the entire audio system)
NOTE:
S Before troubleshooting, remove the following
part(-s):
1) Front cowling
2) Trunk
S Troubleshoot with the following special
tool(-s).
Pocket tester
YU-03112, 90890-03112
1. Wiring connections
S Check the MCU X front remote controller
13P wiring (blue).
S Is the MCU X front remote controller 13P
wiring properly connected and without de-
fected?
YES
Repalce MCU or
front remoto control-
ler
NO
Correct the MCU X
front remote control-
ler 13P wiring.
AUDIO SYSTEM
Rear remote controller does not operation
Check:
1. Wiring connections
(of the entire audio system)
NOTE:
S Before troubleshooting, remove the follow-
ing part(-s):
1) Front cowling
2) Trunk
S Troubleshoot with the following special
tool(-s).
Pocket tester
YU-03112, 90890-03112
1. Wiring connections
S Check the wire harness X rear remote con-
troller wiring.
S Is the wire hamess X rear remote controller
wiring properly connected and without de-
fected?
YES
Replace MCU or rear
remoto controller.
8-61
ELEC
NO
Correct the Wire har-
ness X rear remote
controller wiring.