Yamaha XSR 900 2022 Service Manual page 448

Checking procedures
1. Check the brake fluid level in the front brake master cylinder reservoir and the rear brake master cyl-
inder reservoir.
Refer to "CHECKING THE BRAKE FLUID LEVEL" on page 3-13.
2. Check the wheel sensors for proper installation.
Refer to "INSTALLING THE FRONT WHEEL (FRONT BRAKE DISCS)" on page 4-17 and "IN-
STALLING THE REAR WHEEL (REAR BRAKE DISC)" on page 4-24.
3. Perform brake line routing confirmation.
Refer to "HYDRAULIC UNIT OPERATION TESTS" on page 4-56.
If it does not have reaction-force properly, the brake hose is not properly routed or connected.
4. Delete the DTCs.
Refer to "[B-3] DELETING THE DTC" on page 9-41.
5. Checking the ABS warning light.
Confirm the ABS warning light go off.
If the ABS warning light does not come on or does not go off, refer to "[A] CHECKING THE ABS
WARNING LIGHT" on page 9-39.
If the ABS warning light does not turn off, the possible causes are following:
• The problem is not solved.
• Open circuit between the ABS ECU and the meter assembly.
Check for continuity between green/orange terminal of the ABS ECU coupler and green/orange ter-
minal of the meter assembly coupler.
• Malfunction in the meter assembly circuit.
• Malfunction in the ABS warning light circuit in the hydraulic unit assembly (ABS ECU).
ABS (Anti-lock Brake System)
9-42