Checking The Relays; Checking The Turn Signal/Hazard Relay - Yamaha SR400 2014 Service Manual

7. Connect:
• Battery connector "1"
(to the battery terminal)
• Clamp "2"
• Battery band "3"
ECA2RD1020
NOTICE
Fasten the battery lead with the clamp.
2
8. Check:
• Battery terminal
Dirt  Clean with a wire brush.
Loose connection  Connect properly.
9. Lubricate:
• Battery terminal
Recommended lubricant
Dielectric grease
10.Install:
• Seat
Refer to "GENERAL CHASSIS" on page 4-1.
EAS28040

CHECKING THE RELAYS

Check each switch for continuity with the pocket
tester. If the continuity reading is incorrect, re-
place the relay.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
1. Disconnect the relay from the wire harness.
2. Connect the pocket tester (  1) and battery
(12 V) to the relay terminal as shown.
Check the relay operation.
Out of specification  Replace.
3
1
7-63
ELECTRICAL COMPONENTS
Fuel pump relay
3
4
2
1
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity/No continuity
(between "3" and "4")
Headlight relay (on/off)
3
4
2
1
1. Positive battery terminal
2. Negative battery terminal
3. Positive tester probe
4. Negative tester probe
Result
Continuity/No continuity
(between "3" and "4")
EAS2RD1023
CHECKING THE TURN SIGNAL/HAZARD
RELAY
1. Check:
• Turn signal/hazard relay input voltage
Out of specification  The wiring circuit from
the main switch to the turn signal/hazard re-
lay coupler is faulty and must be repaired.
Turn signal/hazard relay input
voltage
DC 12 V
+
+