Yamaha FJR1300A(D) Service Manual page 608

5. Check:
• ABS ECU voltage
Lower than 12.8 V → Charge or replace the
battery.
Battery voltage
Higher than 12.8 V
▼ ▼▼▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼
a. Connect the pocket tester (DC 20 V) to the
ABS ECU coupler.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe →
brown/white "1"
• Negative tester probe →
ground
L/Y
B/W
L/B B/W Gy W
B/G
L/R Y
b. Measure the ABS ECU voltage.
▲ ▲▲▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲
6. Check:
• ABS-ECU-to-start/engine-stop-switch-lead
continuity
No continuity → Replace the wire harness.
Continuity is all right.
▼ ▼▼▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼
a. Connect the pocket tester (Ω × 1) to the ABS
ECU coupler and right handlebar switch cou-
pler.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe →
white/blue "1" (ABS ECU)
• Negative tester probe →
white/blue "2" (right handlebar switch)
▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼
W B G/W L/W W/Y
R
G/R
R/L
W/L G/Y Sb Br/W
1
▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲
▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼
ABS (ANTI-LOCK BRAKE SYSTEM)
▼▼▼
b. Check for continuity between the ABS ECU
and the start/engine stop switch lead.
▲ ▲▲▲ ▲ ▲▲▲ ▲
7. Check:
• ABS ECU voltage
Out of specification → Replace the right han-
dlebar switch.
▼ ▼▼▼ ▼ ▼▼▼ ▼
a. Connect the pocket tester (DC 20 V) to the
ABS ECU coupler.
• Positive tester probe →
▲▲▲
white/blue "1"
• Negative tester probe →
ground
▼▼▼
8-159
B/W L/Y W B G/W L/W W/Y
L/B B/W Gy W G/R
B/G
L/R Y W/L G/Y Sb
R/B R/W
B W/L
▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲
Push the " " side of the start/en-
gine stop switch: less than 1 V
Release the start/engine stop
switch: more than 12 V
▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
R
R/L
Br/W
1
2
▲ ▲▲▲ ▲ ▲▲▲
▼ ▼▼▼ ▼ ▼▼▼