Toyota Tacoma (2015-2018) Service Manual: Removal

Toyota Tacoma (2015-2018) Service Manual / Brake / Hydraulic Brake Booster / Removal

REMOVAL

CAUTION / NOTICE / HINT

NOTICE:

Before starting the work, make sure that the ignition switch is off and depress the brake pedal more than 20 times.
As high pressure is applied to the No. 1 brake actuator tube, never deform it.
Do not turn the ignition switch to ON until the work is completed.

HINT:

When pressure in the accumulator is released, reaction force becomes lighter and stroke becomes longer.

PROCEDURE

1. DRAIN BRAKE FLUID

NOTICE:

Immediately wash off any brake fluid off immediately that comes into contact with a painted surface.

2. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY

(See page 3. SEPARATE DRIVER SIDE JUNCTION BLOCK )

3. SEPARATE DRIVER SIDE JUNCTION BLOCK

4. SEPARATE MASTER CYLINDER PUSH ROD CLEVIS

5. REMOVE HYDRAULIC BRAKE BOOSTER

(a) Disconnect the 3 connectors from the hydraulic brake booster.

(b) Using a union nut wrench, disconnect the 4 brake lines from the hydraulic brake booster.

Text in Illustration

*a	to Right Rear Wheel
*b	to Right Fear Wheel
*c	to Left Front Wheel
*d	to Left Rear Wheel

(d) Remove the 4 nuts and pull out the hydraulic brake booster.

(e) Remove the brake booster gasket.

Disassembly

DISASSEMBLY PROCEDURE 1. REMOVE BRAKE ACTUATOR BRACKET NO. 1 (a) Using a hexagon wrench (5 mm), remove the screw and brake actuator bracket No. 1. (b) Using a screwdriver, remove th ...

Inspection

INSPECTION PROCEDURE 1. INSPECT BRAKE BOOSTER PUMP ASSEMBLY (a) Connect the positive (+) lead from the battery to the red cable of the pump, and the negative (-) lead to the black cable. (b) C ...

Other materials:

Short in Side Squib LH Circuit (B1825/56-B1828/56)
DESCRIPTION The side squib LH circuit consists of the airbag sensor assembly and the front seat airbag assembly LH. This circuit signals the SRS to deploy when airbag deployment conditions are met. These DTCs are set when a malfunction is detected in the side squib LH circuit. DTC ...

Registration
REGISTRATION PROCEDURE 1. DESCRIPTION OF CODE REGISTRATION (a) w/ Wireless Door Lock Control System: The key has 2 codes: the key code (immobiliser code) and the wireless code. Both of these codes need to be registered. For the wireless code registration procedures, refer to Wireless Door Lo ...

System Description
SYSTEM DESCRIPTION 1. SYSTEM DESCRIPTION (a) The Electronic Controlled Automatic Transmission (ECT) is an automatic transmission that has its shift timing electronically controlled by the ECM. The ECM detects electrical signals that indicate engine and driving conditions, and controls the sh ...