Yamaha XP500, Service Manual

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CHAS
ANTI-LOCK BRAKE SYSTEM (XP500A)
3. Check:
• ABS motor for continuity
Connect the pocket tester (
Ω ×
1) to the ter-
minals of the ABS motor coupler.
Positive tester probe
→
Terminal
1
Negative tester probe
→
Terminal
2
No continuity
→
Replace the hydraulic unit.
There is continuity.
• [D-6] Final check
CHECKING PROCEDURES
1. Check the brake fluid level in the brake mas-
ter cylinder reservoirs.
2. Check the wheel sensors for proper installa-
tion.
3. Perform hydraulic unit operation test 1 or 2.
4. Delete the malfunction codes.
5. Perform a trial run.
• [D-6-1] Checking the brake fluid level of
the brake master cylinder reservoirs
1. Check:
• brake fluid level
Refer to “CHECKING THE BRAKE FLUID
LEVEL” in chapter 3.
• [D-6-2] Checking the wheel sensors for
proper installation
1. Check if the front wheel sensor housing and
the rear wheel sensor housing are installed
correctly. (Refer to “[D-3] Maintenance of
the front wheel sensor and sensor rotor”
and “[D-4] Maintenance of the rear wheel
sensor and sensor rotor”.)