Diagnostic Test
- CHECK STOP LAMP SWITCH SYSTEM
Check the stop lamp switch system. Refer to DIAGNOSIS PROCEDURE .
Is the inspection result normal?
YES
GO TO STEP 2 .
NO
Repair or replace stop lamp switch system.
- CHECK BRAKE FLUID LEAKAGE
Check the brake fluid leakage. Refer to INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace brake fluid leakage part.
- CHECK BRAKE PIPING
Check the brake piping.
- Front: Refer to INSPECTION .
- Rear: Refer to INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 4 .
NO
Repair or replace brake piping.
- Front: Refer to REMOVAL AND INSTALLATION .
- Rear: Refer to REMOVAL AND INSTALLATION .
- CHECK BRAKE PEDAL
Check the brake pedal.
- Brake pedal each height: Refer to INSPECTION AND ADJUSTMENT .
- Brake pedal assembly: Refer to INSPECTION AND ADJUSTMENT .
Is the inspection result normal?
YES
GO TO STEP 5 .
NO
Adjust the brake pedal each height or replace brake pedal assembly.
- Adjust the brake pedal: Refer to INSPECTION AND ADJUSTMENT .
- Replace the brake pedal: Refer to REMOVAL AND INSTALLATION .
- CHECK BRAKE MASTER CYLINDER
Check the brake master cylinder. Refer to INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 6 .
NO
Repair or replace brake master cylinder. Refer to DISASSEMBLY AND ASSEMBLY .
- CHECK BRAKE BOOSTER
Check the brake booster. Refer to INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 7 .
NO
Repair or replace brake booster. Refer to REMOVAL AND INSTALLATION .
- CHECK VACUUM PIPING
Check the vacuum piping. Refer to INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 8 .
NO
Repair or replace vacuum piping. Refer to REMOVAL AND INSTALLATION .
- CHECK FRONT DISC BRAKE
Check the front disc brake.
- Brake caliper 2 piston type: Refer to INSPECTION .
- Brake caliper 4 piston type: Refer to INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 9 .
NO
Repair or replace front disc brake.
- Brake caliper 2 piston type: Refer to REMOVAL AND INSTALLATION .
- Brake caliper 4 piston type: Refer to REMOVAL AND INSTALLATION .
- CHECK REAR DISC BRAKE
Check the rear disc brake.
- Brake caliper 1 piston type: Refer to INSPECTION .
- Brake caliper 2 piston type: Refer to INSPECTION .
Is the inspection result normal?
YES
GO TO STEP 10 .
NO
Repair or replace rear disc brake.
- Brake caliper 1 piston type: Refer to REMOVAL AND INSTALLATION .
- Brake caliper 2 piston type: Refer to REMOVAL AND INSTALLATION .
- CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT
Check the ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to DIAGNOSIS PROCEDURE .
Is the inspection result normal?
YES
GO TO STEP 11 .
NO
Repair / replace harness, connector, fuse, or fusible link.
- CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
With CONSULT
- Erase self-diagnosis result for "ABS".
- Turn the ignition switch OFF → ON.CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
- Repeat step 2 two or more times.
- Start the engine and drive the vehicle for a short period of time.
- Stop the vehicle.
- Perform self-diagnosis for "ABS".
Is DTC "C1142" detected?
YES
Replace the ABS actuator and electric unit (control unit). Refer to REMOVAL AND INSTALLATION .
NO
Check the ABS actuator and electric unit (control unit) harness connector and terminal for damage, looseness and disconnection. Repair / replace harness, connector, or terminal.