Yamaha 1999 YZF-R6 Service Manual

8-38
Replace the left han-
dlebar switch.
NO
1. Horn switch
 Check the horn switch for continuity.
Refer to “CHECKING THE SWITCHES”.
 Is the horn switch OK?
YES
2. Voltage
 Connect the pocket tester (DC 20 V) to the
horn connector at the horn terminal as
shown.
Tester positive probe  pink
Tester negative probe  ground
1
The horn is OK.
YES
3. Horn
 Disconnect the black connector at the horn
terminal.
 Connect a jumper lead to the horn terminal
and ground the jumper lead.
 Set the main switch to “ON”.
 Push the horn switch.
 Does the horn sound?
NO
4. Voltage
 Connect the pocket tester (DC 20 V) to the
horn connector at the black terminal as
shown.
Tester positive probe  black
Tester negative probe  ground
1
 Set the main switch to “ON”.
 Push the horn switch.
 Measure the voltage (12 V) of Pink at the horn
terminal.
 Is the voltage within specification?
The wiring circuit
from the main switch
to the horn connector
is faulty and must be
repaired.
NO
YES
 Set the main switch to “ON”.
 Measure the voltage (12 V) of black at the
horn terminal.
 Is the voltage within specification?
1
NO
YES
Replace the horn.
Repair or replace the
horn.
1
SIGNALING SYSTEM
ELEC
EB806410
CHECKING THE SIGNALING SYSTEM
1. The horn fails to sound.

Yamaha 1999 YZF-R6 Specifications

General

Bore x Stroke	65.5 mm x 44.5 mm
Compression Ratio	12.4:1
Ignition	Digital TCI
Transmission	6-speed
Final Drive	Chain
Front Suspension	Telescopic fork
Front Brakes	Dual 298 mm discs
Front Tire	120/60-ZR17
Rear Tire	180/55-ZR17
Wheelbase	1, 380 mm (54.3 in)
Seat Height	820 mm (32.3 in)
Engine Type	liquid-cooled, DOHC, inline 4-cylinder
Rear Suspension	Single shock
Rear Brakes	220mm disc
Fuel Capacity	17 l (4.5 US gal)
Dry Weight	169 kg