Yamaha T135SE Service Manual page 331

2. Voltage
9 Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness side)
as shown.
→→
Positive tester probe
→→
Negative tester probe
9 Set the main switch to "ON".
9 Measure the voltage (DC 12 V) of brown
lead terminal 1 on the meter assembly cou-
pler (wire harness side).
9 Is the voltage within specification?
YES
Check the wiring
connections of the
entire signaling sys-
tem
SIGNALING SYSTEM
11
brown
ground
1
Br L L Br
Ch Dg Dg Ch
GB B G
NO
8-39
http://www.motorcycle.in.th
3. Fuel level gauge
9 Set the main switch to "ON".
9 Move the float up 1 or down 2 .
9 Check that the fuel level gauge needle
moves to "F" or "E".
NOTE:
Before reading the fuel level gauge, leave the
float in one position (either up or down) for at
least three minutes.
1
2
9 Does the fuel level gauge needle move
appropriately?
YES
Replace the fuel
level gauge.
4. Wiring
Check the entire signaling system's wiring.
ELEC
NO