Brake Pedal Assy: Testing and Inspection

BRAKE STROKE SIMULATOR CYLINDER

ON-VEHICLE INSPECTION

NOTICE: The DTC may be stored after inspection. Be sure to clear the DTC and check that a normal system code is output after the inspection is finished.

1. INSPECT STROKE SIMULATOR
a. Check battery voltage.
Standard battery voltage: 10 to 14 V (during engine stop)
b. Connect intelligent tester and pedal effort gauge.
1. Connect the pedal effort gauge.
2. Move the shift lever to the P position. Apply the parking brake and connect the intelligent tester to the DLC3.
3. Turn the power switch ON (IG).
4. Clear the DTC.
c. Check operation w/o brake booster.
1. Check and adjust brake pedal height.
2. Check pedal free play.
3. Check pedal reserve distance.
4. Turn on the intelligent tester and select "ECB INVALID" to prohibit the brake control (ECB).
5. Monitor "MAS CYL PRS 1", "MAS CYL PRS 2", "PEDAL STROKE" and "PEDAL STROKE 2" using the intelligent tester.
6. Check the value output from "MAS CYL PRS 1", "MAS CYL PRS 2", "PEDAL STROKE" and "PEDAL STROKE 2" by depressing the brake pedal.

Standard Output Voltage:

7. Finish the brake control prohibition on the intelligent tester.
d. Check operation w/ brake booster.
1. Turn the power switch ON (IG).
2. Turn on the intelligent tester and monitor the value of "PEDAL STROKE" and "PEDAL STROKE 2".
3. Depress the brake pedal 4 to 5 times.

Standard Output Voltage (Part 1):

Standard Output Voltage (Part 2):

4. Check the value output from "PEDAL STROKE" and "PEDAL STROKE 2" by depressing the brake pedal.