Lexus NX: Removal

REMOVAL

PROCEDURE

1. PRECAUTION

CAUTION:

Be sure to read Precoution thoroughly before serving.

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NOTICE:

After turning the power switch off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

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2. DISABLE BRAKE CONTROL

(a) Wait for at least 2 minutes after turning the power switch off.

NOTICE:

When the brake pedal is depressed or the door courtesy switch is turned on even if the power switch is off, the brake control system activates. Therefore, do not depress the brake pedal or open/close the doors until the reservoir level switch connector is disconnected.

(b) Disconnect the reservoir level switch connector with the parking brake applied.

(c) Loosen the nut and disconnect the negative (-) auxiliary battery terminal.

(d) Depress the brake pedal 40 times or more to return all the fluid in the accumulator back to the reservoir.

(e) Check that the brake pedal cannot be further depressed.

3. REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY

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4. REMOVE SUSPENSION TOWER DAMPER

  • w/ Damper:

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  • w/o Damper:

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5. REMOVE OUTER COWL TOP PANEL

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6. REMOVE COWL BODY MOUNTING REINFORCEMENT LH

(a) Remove the 3 nuts and cowl body mounting reinforcement LH.

7. REMOVE AIR CLEANER CASE SUB-ASSEMBLY

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8. DRAIN BRAKE FLUID

NOTICE:

Wash off brake fluid immediately if it comes in contact with any painted surface.

9. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

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10. REMOVE PUSH ROD PIN

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11. DISCONNECT BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY

(a) Remove the 3 bolts and disconnect the brake master cylinder reservoir with reservoir bracket.

12. DISCONNECT NO. 2 RESERVOIR HOSE

(a) Slide the clip and disconnect the No. 2 reservoir hose from the brake booster with master cylinder assembly.

13. DISCONNECT NO. 1 RESERVOIR HOSE

(a) Slide the clip and disconnect the No. 1 reservoir hose from the brake booster with master cylinder assembly.

14. DISCONNECT BRAKE ACTUATOR HOSE

(a) Slide the clip and disconnect the brake actuator hose from the brake booster pump assembly.

15. REMOVE BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY

16. REMOVE RESERVOIR BRACKET

(a) Remove the 2 bolts and reservoir bracket.

17. REMOVE BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY

(a) Release the lock lever and disconnect the connector from the brake booster with master cylinder assembly.

Release the lock lever

Disconnect the connector

NOTICE:

Be careful not to allow the brake fluid to enter the removed connector.

(b) Remove the 2 bolts and No. 2 brake tube clamp bracket from the brake booster with master cylinder assembly.

(c) Using a union nut wrench, disconnect the 5 brake tubes from the brake booster with master cylinder assembly.

(d) Remove the 4 nuts and brake booster with master cylinder assembly.

NOTICE:

  • Do not kink or damage the brake tubes.
  • Do not carry the brake booster with master cylinder assembly by the portion shown in the illustration.

*a

Connector Portion

*b

Union

*c

Push Rod Clevis

*d

Boot

*e

Front No. 2 Brake Tube

18. REMOVE BRAKE BOOSTER GASKET

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL BRAKE BOOSTER GASKET (a) Install a new brake booster gasket to the brake booster with master cylinder assembly. 2. INSTALL BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY

 Brake Booster Pump

 Components

COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified

SEE MORE:

 Drive Motor "A" Control Module (P0A1B-547,P0A1C-124)

DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that an overvoltage in the inverter has occurred. The cause of this malfunction may be one of the following: Internal inverter malfunction Inverter internal circuit malfunction Malfunction in ECU that controls the inverter DESCRIPTION F

 Components

COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *1 AIR CONDITIONING CONTROL ASSEMBLY *2 CENTER HEATER TO RE

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