C1155
C1155 BRAKE FLUID LEVEL SWITCH
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1. PRECONDITIONING
If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn power switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.
2. CHECK DTC DETECTION
With CONSULT
1.Turn the power switch OFF ON.
CAUTION:
- Be sure to wait of 10 seconds after turning power switch OFF or ON.
- Set the vehicle to READY.
2.Repeat step 1 two or more times.
3.Perform self-diagnosis for "ABS".
Is DTC "C1155" detected?
YES- Proceed to "Diagnosis Procedure" .
NO- INSPECTION END
Diagnosis Procedure
1. CHECK CONNECTOR
1.Turn the power switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) harness connector.
3.Disconnect brake fluid level switch harness connector.
Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace error-detected parts. GO TO 2.
2. PERFORM SELF-DIAGNOSIS (1)
With CONSULT
1.Turn the power switch OFF ON.
CAUTION:
- Be sure to wait of 10 seconds after turning power switch OFF or ON.
- Set the vehicle to READY.
2.Repeat step 1 two or more times.
3.Perform self-diagnosis for "ABS".
Is DTC "C1155" detected?
YES- GO TO 3.
NO- INSPECTION END
3. CHECK BRAKE FLUID LEVEL
1.Turn the power switch OFF.
2.Check the brake fluid level. Refer to "Inspection" Removal and Replacement.
Is the inspection result normal?
YES- GO TO 5.
NO- Refill brake fluid. Refer to "Refilling" Refilling. GO TO 4.
4. PERFORM SELF-DIAGNOSIS (2)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
3.Turn the power switch OFF ON.
CAUTION:
- Be sure to wait of 10 seconds after turning power switch OFF or ON.
- Set the vehicle to READY.
4.Repeat step 3 two or more times.
5.Perform self-diagnosis for "ABS".
Is DTC "C1155" detected?
YES- GO TO 5.
NO- INSPECTION END
5. CHECK BRAKE FLUID LEVEL SWITCH
Check the brake fluids level switch. Refer to "Component Inspection" .
Is the inspection result normal?
YES- GO TO 7.
NO- Replace reservoir tank. Refer to "Removal and installation" Removal And Installation. GO TO 6.
6. PERFORM SELF-DIAGNOSIS (3)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
3.Turn the power switch OFF ON.
CAUTION:
- Be sure to wait of 10 seconds after turning power switch OFF or ON.
- Set the vehicle to READY.
4.Repeat step 3 two or more times.
5.Perform self-diagnosis for "ABS".
Is DTC "C1155" detected?
YES- GO TO 7.
NO- INSPECTION END
7. CHECK CONNECTOR AND TERMINAL
1.Turn the power switch OFF.
2.Disconnect combination meter harness connector.
3.Check the combination meter harness connector for disconnection or looseness.
4.Check the combination meter pin terminals for damage or loose connection with harness connector.
5.Disconnect brake fluid level switch harness connector.
6.Check the brake fluid level switch harness connector for disconnection or looseness.
7.Check the brake fluid level switch pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES- GO TO 9.
NO- Repair or replace error-detected parts. GO TO 8.
8. PERFORM SELF-DIAGNOSIS (4)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the power switch OFF ON OFF.
CAUTION:
Be sure to wait of 10 seconds after turning power switch OFF or ON.
3.Turn the power switch OFF ON.
CAUTION:
- Be sure to wait of 10 seconds after turning power switch OFF or ON.
- Set the vehicle to READY.
4.Repeat step 3 two or more times.
5.Perform self-diagnosis for "ABS".
Is DTC "C1155" detected?
YES- GO TO 9.
NO- INSPECTION END
9. CHECK BRAKE FLUID LEVEL SWITCH HARNESS
1.Turn the power switch OFF.
2.Disconnect brake fluid level switch harness connector.
3.Disconnect combination meter harness connector.
4.Check the continuity between brake fluid level switch harness connector and combination meter harness connector.
5.Check the continuity between brake fluid level switch harness connector and ground.
Is the inspection result normal?
YES- GO TO 10.
NO- Repair or replace error-detected parts. GO TO 8.
10. CHECK BRAKE FLUID LEVEL SWITCH GROUND
Check the continuity between brake fluid level switch harness connector and ground.
Is the inspection result normal?
YES- GO TO 11.
NO- Repair or replace error-detected parts. GO TO 11.
11. CHECK COMBINATION METER
Check the combination meter. Refer to "CONSULT Function" Combination Meter.
Is the inspection result normal?
YES- Replace ABS actuator and electric unit (control unit). Refer to "Removal and Installation" Removal And Installation.
NO- Repair or replace combination meter. Refer to "Removal and Installation" Removal And Installation.
Component Inspection
1. CHECK BRAKE FLUID LEVEL SWITCH
1.Turn the power switch OFF.
2.Disconnect brake fluid level switch harness connector.
3.Check the continuity between terminals of brake fluid level switch.
Is the inspection result normal?
YES- INSPECTION END
NO- Replace reservoir tank. Refer to "Removal and installation" Removal And Installation.