Yamaha MBK X-MAX 300 2017 Service Manual page 429

EAS31719
REPLACEMENT PARTS LIST
TIP
When replacing the parts, refer to the following sections.
• Refer to "SMART KEY SYSTEM EMERGENCY MODE" on page 8-119.
• Refer to "REGISTERING A SMART KEY" on page 8-120.
• Refer to "REPLACING THE ECU (Engine Control Unit)" on page 8-128.
Faulty part
Smart key
Smart key unit
ECU
Smart key unit/ECU
Smart key/Smart
key unit
Smart key/ECU
Smart key/Smart
key unit/ECU
Required item
when replacing an item is required in order
parts
 : Required.  : Replace.
Smart key
identification
× : Do not replace.
 :
number or
smart key is
required.
× : Not required.
Smart
key iden- Smart
tification key
number
×

× ×
 
× ×
× ×
×

× ×
Replacement parts (when
to replace parts)
This part must be re-
* : placed even if it is not
faulty.
Smart Smart
ECU
key key unit
×

* 
× ×
* 
 
×

 
8-124
SMART KEY SYSTEM
Remarks
Register the smart key identifi-
×
cation number in the emergency
mode.
Replace the smart key, smart
*
key unit, and ECU as a set.
When the vehicle system is
turned on, the smart key identifi-

cation number is automatically
registered to the ECU.
Replace the smart key, smart

key unit, and ECU as a set.
Replace the smart key, smart
*
key unit, and ECU as a set.
Register the smart key identifi-
cation 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, smart

key unit, and ECU as a set.