2026-08-05
机电制动助力器总成（非结构化电池组）（左侧驾驶）（拆卸和更换）
校正代码
33201002 1.62
注意：除非本程序中另有明确规定，否则上述校正代码和 FRT 反映的是执行本程序（包括关联程序）所需的所有工作。除非明确要求，否则请勿堆叠校正代码。
注意：请参阅平均维修工时，深入了解 FRT 及其创建方式。
注意：请参阅人员保护，确保在执行以下程序时穿戴适当的个人防护装备 (PPE)。注意：请参阅查看安全健康的作业规程。
- 2023-12-27: Removed steps about removing and installing the underhood storage unit, 12V battery and wiper module.
设备：
- 1079041-00-A Flare nut crowfoot set
扭矩规格
| 描述 | 扭矩值 | 推荐工具 | 重复使用/更换 | 备注 |
|---|---|---|---|---|
| Forward brake line fastener |
 16 Nm (11.8 lbs-ft) |
|
重复使用 | |
| Rear brake line fastener |
16 Nm (11.8 lbs-ft) |
|
重复使用 | |
| Nuts that attach the brake booster to the bulkhead |
 16.5 Nm (12.2 lbs-ft) |
|
更换 | 1111541-00-A |
拆卸
- Open the LH front door and fully lower the LH front window.
- Move the driver seat fully rearward.
- Raise and support the vehicle. See .
- Remove the rear underhood apron. See 前备箱挡板 - 后部（拆卸和更换）.
- Remove the HEPA filter assembly. See .
- Disconnect 12V power. See 12V/低压电源（断开和连接）.
-
Release the locking tab, and then disconnect the brake fluid reservoir electrical connector.
警告切勿向下按压红色锁片。将锁片拉离连接器，直至连接器解锁，然后继续拉动连接器主体以使其完全断开。
-
Release the locking tab, and then disconnect the harness connectors from the brake booster assembly.
警告切勿向下按压红色锁片。将锁片拉离连接器，直至连接器解锁，然后继续拉动连接器主体以使其完全断开。
- Place an absorbent material beneath the brake booster and reservoir area.
-
Clean the area around the brake fluid reservoir, then remove the reservoir
cap.
- Using a brake fluid syringe, remove the brake fluid from the reservoir.
-
Disconnect the forward brake line from the master cylinder.
TIp推荐使用以下工具
- 12 mm 12pt combination wrench
- 12 mm flare nut crowfoot socket
-
Disconnect the rear brake line from the master cylinder.
TIp推荐使用以下工具
- 12 mm 12pt combination wrench
- 12 mm flare nut crowfoot socket
- Remove the driver knee airbag. See .
- Remove the LH footwell air duct. See .
-
Disconnect the brake switch electrical connector.
-
Remove the brake switch from the pedal assembly.
注Rotate the switch 45 degrees to remove it from the assembly.警告Replace if damaged during removal.
-
Remove the cotter clip from the clevis pin on the brake pedal assembly.
-
Remove the clevis pin from the brake pedal assembly.
-
Remove and discard the nuts that attach the brake booster to the bulkhead, and then remove the brake booster assembly from the vehicle.
TIp推荐使用以下工具
- 13 毫米深套筒
- 6 英寸加长件
安装
- Position the brake booster assembly into the vehicle.
-
Install new nuts that attach the brake booster to the bulkhead.16.5 Nm (12.2 lbs-ft)TIp推荐使用以下工具
- 13 毫米深套筒
- 6 英寸加长件
-
Align the brake pedal to the iBooster rod, and then install the clevis pin to the brake pedal assembly.
-
Install the cotter clip to the clevis pin on the brake pedal assembly.
-
Install the brake switch onto the pedal assembly by pushing the brake
switch into the clip until it stops, twisting it clockwise 45 degrees to
lock it in place, and ensuring the connector faces the RH side of the
vehicle with the pins oriented vertically.
注
- Confirm the brake pedal is in the home position. The iBooster and brake pedal must be assembled together before the brake light switch can be installed.
- Do not push the brake switch too hard as it can move the brake pedal.
-
Connect the brake switch electrical connector.
- Install the LH footwell air duct. See .
- Install the driver knee airbag. See .
-
Connect the rear brake line to the master cylinder.16 Nm (11.8 lbs-ft)TIp推荐使用以下工具
- 12 mm 12pt combination wrench
- 12 mm flare nut crowfoot socket
-
Connect the forward brake line to the master cylinder.16 Nm (11.8 lbs-ft)TIp推荐使用以下工具
- 12 mm 12pt combination wrench
- 12 mm flare nut crowfoot socket
- Clean the area around the brake fluid reservoir, and then remove the cap.
-
Fill the brake fluid reservoir to the "MAX" level.
警告Make sure not to get any brake fluid on any painted surface. Clean residual brake fluid with a shop towel.
- Remove the absorbent material from beneath the brake booster and reservoir area.
-
Connect the harness connectors to the brake booster assembly, and then engage the locking tabs.
警告将红色锁片推向连接器以接合锁止机构。切勿向下按压或向上拉动红色锁片。
-
Connect the brake fluid reservoir electrical connector, and then engage the locking tabs.
警告将红色锁片推向连接器以接合锁止机构。切勿向下按压或向上拉动红色锁片。
- Connect 12V power. See 12V/低压电源（断开和连接）.
- Redeploy firmware. See .
- Bleed the brakes. See .
- Install the HEPA filter assembly. See .
- Install the rear underhood apron. See 前备箱挡板 - 后部（拆卸和更换）.
- Exit Service Mode Plus. See .
- Move the LH front seat to original position.
- Raise the LH front window and close the LH front door.
- Remove the vehicle from the lift.
-
Perform a test drive.
注Add correction code 00040100 as needed.