C1155

C1155 BRAKE FLUID LEVEL SWITCH





Description
The brake fluid level switch converts the brake fluid level to an electric signal and transmits it to the ABS actuator and electric unit (control unit).




DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Turn the ignition switch ON.
2. Perform self-diagnosis for "ABS" with CONSULT-III.
Is DTC "C1155" detected?
YES - Proceed to diagnosis procedure. C1155.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK BRAKE WARNING LAMP
Operate the parking brake lever. Then check that the brake warning lamp in the combination meter turns ON/OFF correctly.
Is the inspection result normal?
YES - GO TO 2.
NO - Check brake warning lamp. Component Function Check.
2.CHECK THE BRAKE FLUID LEVEL
Check the brake fluid level. Inspection.
Is the inspection result normal?
YES - GO TO 3.
NO - Refill the brake fluid. Refilling.
3.CHECK BRAKE FLUID LEVEL SWITCH CIRCUIT
1. Turn the ignition switch OFF.
2. Disconnect brake fluid level switch harness connector and combination meter harness connector.
3. Check continuity between brake fluid level switch harness connector and combination meter harness connector.





4. Check continuity between brake fluid level switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace error-detected parts.
4.CHECK TERMINALS AND HARNESS CONNECTORS
1. Check brake fluid level switch pin terminals for damage or loose connection with harness connector.
2. Check combination meter pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES - GO TO 5.
NO - Repair or replace error-detected parts.
5.CHECK BRAKE FLUID LEVEL SWITCH
Check brake fluid level switch. C1155.
Is the inspection result normal?
YES - Check combination meter.
NO - Replace reservoir tank. Exploded View.




Component Inspection
1.CHECK BRAKE FLUID LEVEL SWITCH
1. Turn the ignition switch OFF.
2. Disconnect brake fluid level switch harness connector.
3. Check continuity between brake fluid level switch harness connector.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace reservoir tank. Exploded View.




Special Repair Requirement
1.ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actuator and electric unit (control unit) or steering angle sensor and removing steering angle sensor. Special Repair Requirement
- END