CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during brake booster assembly removal/installation are shown below.
| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
|---|---|---|---|
| Disconnect cable from negative battery terminal | Perform steering sensor zero point calibration | Lane departure alert system (w/ Steering Control) | |
| Pre-collision system | |||
| Memorize steering angle neutral point | Parking assist monitor system |
CAUTION / NOTICE / HINT
Note
Make sure to release vacuum from the brake booster assembly before removing the brake master cylinder sub-assembly from the brake booster assembly.
PROCEDURE
PRECAUTION
Note
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
REMOVE BRAKE MASTER CYLINDER SUB-ASSEMBLY
REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY
REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY
REMOVE FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY
REMOVE AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE (for 2AR-FE)
REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY (for A25A-FKS)
REMOVE AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE (for A25A-FKS)
REMOVE AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE (for 2GR-FKS)
REMOVE BATTERY CLAMP SUB-ASSEMBLY
for A25A-FKS:
Disengage the 4 clamps from the battery clamp sub-assembly.
Remove the 3 bolts, nut and battery clamp sub-assembly.
for 2AR-FE, 2GR-FKS:
Disengage the 5 clamps from the battery clamp sub-assembly.
Remove the 3 bolts, nut and battery clamp sub-assembly.
DISCONNECT UNION TO CHECK VALVE HOSE (for A25A-FKS, 2GR-FKS)
Slide the clip and disconnect the union to check valve hose from the brake booster assembly.
SEPARATE NO. 1 HOSE TO HOSE TUBE (for 2AR-FE)
Slide the clip and disconnect the check valve to connector tube hose from the brake booster assembly.
Remove the 2 nuts and separate the No. 1 hose to hose tube from the vehicle body.
LOOSEN LOCK NUT
| *1 | Lock Nut |
| *2 | Brake Master Cylinder Push Rod Clevis |
Loosen the lock nut of the brake master cylinder push rod clevis.
REMOVE PUSH ROD PIN
REMOVE BRAKE BOOSTER ASSEMBLY
for A25A-FKS, 2GR-FKS:
Disconnect the connector from the vacuum warning switch assembly.
Remove the 4 nuts and push the brake booster assembly toward the engine compartment.
Note
Do not apply excessive force to the brake lines.
Remove the brake master cylinder push rod clevis and lock nut from the brake booster assembly.
Remove the brake booster assembly from the vehicle body.
Note
Do not apply excessive force to the brake lines.
REMOVE BRAKE BOOSTER GASKET