[D-3] Final Check - Yamaha VMAX 2009 Service Manual

b. Measure the ABS ECU voltage.
L LLL L LLL L L LLL L
6. Check:
• ABS-ECU-to-start-switch-lead continuity
No continuity → Replace or repair the wire
harness.
Continuity is all right.
M MMM M MMM M M MMM M
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 →
blue/white "1" (ABS ECU)
• Negative tester probe →
blue/white "2" (right handlebar switch)
B/W
Lg/W B/L B
B
Lg/L
b. Check for continuity between the ABS ECU
and the start switch lead.
L LLL L LLL L L LLL L
EAS2S31091

[D-3] FINAL CHECK

Checking procedures
1. Check the brake fluid level in the brake master cylinder reservoir and brake fluid reservoir.
Refer to "CHECKING THE BRAKE FLUID LEVEL" on page 3-22.
2. Check the wheel sensor housings and wheel sensors for proper installation.
Refer to "INSTALLING THE FRONT WHEEL (FRONT BRAKE DISCS)" on page 4-18 and "IN-
STALLING THE REAR WHEEL (REAR BRAKE DISC)" on page 4-26.
3. Perform hydraulic unit operation test 1 or 2.
Refer to "HYDRAULIC UNIT OPERATION TESTS" on page 4-59.
4. Delete the fault codes.
Refer to "[D-1] DELETING THE FAULT CODES" on page 8-122.
5. Perform a trial run.
Refer to "TRIAL RUN" on page 4-62.
L LLL L L LLL L L LLL L
M MMM M M MMM M M MMM M
B W Ch L/W W/Y
Br/R
W G/R
Br
Y L/W Ch G/Y R/L
1
2
R/W L/W
R/L B/W
L LLL L L LLL L L LLL L
ABS (ANTI-LOCK BRAKE SYSTEM)
7. Check:
• ABS ECU voltage
LLL
Out of specification → Replace the right han-
dlebar switch.
M MMM M MMM M
a. Connect the pocket tester (DC 12 V) to the
MMM
ABS ECU coupler.
• Positive tester probe →
blue/white "1"
• Negative tester probe →
black/white "2"
B/W
2
b. Push the start switch.
c. Measure the ABS ECU voltage.
L LLL L LLL L
8. If the above-mentioned checks are within
specification, replace the hydraulic unit as-
LLL
sembly.
8-123
Start switch "ON": less than 1 V
Start switch "OFF": more than 12
V
M MMM M M MMM M M MMM M
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
B W Ch L/W W/Y
Lg/W B/L B W G/R
B
Lg/L Y L/W Ch G/Y
1
L LLL L L LLL L L LLL L
M MMM M MMM
Br/R
Br
R/L
L LLL L LLL