Yamaha TMAX 2020 Service Manual page 442

Required item when
○ : Required.
△ :
Faulty part
 :
Smart key
identifica-
tion num-
ber
Smart key/Steering
lock unit
Smart key/ECU
Remote control unit/
Steering lock unit/
ECU/(Smart key)
Smart key/Remote
control unit/Steer-
ing lock unit
Smart key/Remote
control unit/ECU
Smart key/Steering
lock unit/ECU
TIP
When replacing the centerstand lock unit, it is not necessary to replace the other parts at the same time.
Replacement parts (when an item is required
replacing parts
○ : Replace.
Smart key identifi-
cation number or
 :
smart key is
required.
Not required. * :
Smart
Smart key
key

○ ○

○ ○
 
○
 
○
 
○

○ ○
in order to replace parts)
Do not replace.
This part must be replaced even if it is
not faulty.
Remote
Steering
control
lock unit
unit

○
 
○ ○
○ ○
○ ○*

○
8-87
SMART KEY SYSTEM
Remarks
ECU
Register the smart key identifica-
tion number in the emergency
mode.
When the vehicle system is

turned on, the smart key identifi-
cation number is automatically
registered to the steering lock
unit.
Register the smart key identifica-
tion number in the emergency
mode.
○
When the vehicle system is
turned on, the smart key identifi-
cation number is automatically
registered to the ECU.
Replace the smart key, remote
○
control unit, steering lock unit,
and ECU as a set.
Replace the smart key, remote
○*
control unit, steering lock unit,
and ECU as a set.
Replace the smart key, remote
○
control unit, steering lock unit,
and ECU as a set.
Register the smart key identifica-
tion number in the emergency
mode.
When the vehicle system is
○
turned on, the smart key identifi-
cation number is automatically
registered to the steering lock
unit and ECU.