Yamaha Fazer Service Manual page 202

B. If the Brake Light does not work.
1. BULB AND BULB SOCKETS
• Check the Bulb and Bulb sockets for con-
tinuity.
2. BRAKE SWITCH FRONT / REAR
• Disconnect the Brake switch Coupler from
wire Harness.
• Check the switch front and rear for conti-
nuity between "Brown and Yellow" for front
and "Brown and Green/Yellow" for Rear
3. VOLTAGE
• Connect the Multimeter "DC20V" to bulb
socket connector
• Turn the Main Switch to "ON"
• Apply the Front/Rear Brake
• Check The voltage (12V) between the "Yel-
low and Black terminal"
4. WIRING CONNECTION
Wiring circuit from Main Switch to the Bulb
Sockets connector is faulty. Repair
Refer to "SIGNAL SYSTEM" wiring diagram
Page no 7-14
CONTINUITY
CONTINUITY
OUT OF
SPECIFICATION
7-17
SIGNAL SYSTEM
NO CONTINUITY
Replace Bulb and/or Bulb socket.
NO CONTINUITY
Replace the Brake Switch
Multimeter (+) lead Ÿ Yellow terminal ¿
Multimeter (-) lead Ÿ Black terminal À
MEETS SPECIFICATIONS
Brake Light circuit is OK
ELEC