Yamaha MBK X-MAX 300 2017 Service Manual page 434

2. Disconnect:
• Battery leads
(from the battery terminals)
ECA13640
NOTICE
First, disconnect the negative battery lead
"1", and then positive battery lead "2".
1
3. Remove:
• Battery
4. Check:
• Battery charge
5. Charge:
• Battery
(refer to the appropriate charging method)
6. Install:
• Battery
7. Connect:
• Battery leads
(to the battery terminals)
ECA13630
NOTICE
First, connect the positive battery lead "1",
and then the negative battery lead "2".
2
8. Check:
• Battery terminals
Dirt → Clean with a wire brush.
Loose connection → Connect properly.
9. Lubricate:
• Battery terminals
Recommended lubricant
Dielectric grease
ELECTRICAL COMPONENTS
10.Install:
• Battery cover assembly
Refer to "GENERAL CHASSIS (1)" on page
4-1.
EAS30553
CHECKING THE RELAYS
Check each switch for continuity with the digital
circuit tester. If the continuity reading is incor-
rect, replace the relay.
2
1. Disconnect the relay from the wire harness.
2. Connect the digital circuit tester and battery
(12 V) to the relay terminals as shown.
Check the relay operation.
Out of specification → Replace.
Starting circuit cut-off relay
3
4
2
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
1
8-129
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
1
L/G,L/Y Br/W
L/W
L/W
Result
Continuity
(between "3" and "4")
+