Yamaha Vmax VMX17C 2009 - [D-3] Final Check

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ABS (ANTI-LOCK BRAKE SYSTEM)

8-115

b. Measure the ABS ECU voltage.

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6. Check:

• ABS-ECU-to-start-switch-lead continuity

No continuity → Replace or repair the wire

harness.

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a. Connect the pocket tester (Ω × 1) to the ABS

ECU coupler and right handlebar switch cou-

pler.

b. Check for continuity between the ABS ECU

and the start switch lead.

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7. Check:

• ABS ECU voltage

Out of specification → Replace the right han-

dlebar switch.

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a. Connect the pocket tester (DC 12 V) to the

ABS ECU coupler.

b. Push the start switch.

c. Measure the ABS ECU voltage.

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8. If the above-mentioned checks are within

specification, replace the hydraulic unit as-

sembly.

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 8-114.

5. Perform a trial run.

Refer to “TRIAL RUN” on page 4-62.

Continuity is all right.

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)

R/L

R/W

B/W

L/W

B/W

Br/R

L/W

W/Y

Lg/W

B/L

G/R

Lg/L

L/W

G/Y

R/L

Start switch “ON”: less than 1 V

Start switch “OFF”: more than 12