Diesel Data: Automotive Repair
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Front

FRONT BRAKE

COMPONENTS (Part 1):




COMPONENTS (Part 2):





DISASSEMBLY

HINT:
^ Use the same procedures for the RH side and LH side.
^ The procedures listed below are for the LH side.

1. REMOVE FRONT WHEEL
2. DRAIN BRAKE FLUID

NOTICE: Wash brake fluid off immediately if it adheres to any painted surface.

3. DISCONNECT FRONT FLEXIBLE HOSE
(a) Remove the union bolt and the gasket from the disc brake cylinder sub-assembly, then disconnect the flexible hose.





4. REMOVE FRONT DISC BRAKE CYLINDER SUB-ASSEMBLY
(a) Hold the front disc brake cylinder slide pin (No. 1), side pin (No. 2) and remove the 2 bolts.
5. REMOVE FRONT DISC BRAKE PAD
(a) Remove the 2 front disc brake pads with anti squeal shims from the front disc brake cylinder mounting.
6. REMOVE FRONT ANTI SQUEAL SHIM
(a) Remove the 2 front anti squeal shims from each pad.
(b) Using a screwdriver, remove the pad wear indicator plates from each pad.
7. REMOVE FRONT DISC BRAKE PAD SUPPORT PLATE
(a) Remove the front disc brake pad support plate (No. 1) and front disc brake pad support plate (No. 2) from the front disc brake cylinder mounting.





8. REMOVE FRONT DISC BRAKE CYLINDER SLIDE PIN
(a) Remove the front disc brake cylinder slide pin (No.1) and front disc brake cylinder slide pin (No. 2) from the front disc brake cylinder mounting.





9. REMOVE FRONT DISC BRAKE CYLINDER SLIDE BUSHING
(a) Using a screwdriver, remove the front disc brake cylinder slide bushing from the front disc brake cylinder slide pin (No. 2).

NOTICE: Do not damage the front disc brake cylinder slide pin (No. 2).





10. REMOVE FRONT DISC BRAKE CYLINDER MOUNTING
(a) Remove the 2 bolts and front disc brake cylinder mounting.
11. REMOVE FRONT DISC BRAKE BUSHING DUST BOOT
(a) Hold the front disc brake cylinder mounting in the vise through the soft jaws.





(b) Using a screwdriver and hammer, remove the 2 front disc brake bushing dust boots from the front disc brake cylinder mounting.





12. REMOVE CYLINDER BOOT
(a) Using a screwdriver, remove the set ring and cylinder boot.

NOTICE: Do not damage the piston groove and cylinder groove.

13. REMOVE FRONT DISC BRAKE PISTON
(a) Place a shop rag, between the front disc brake piston and the disc brake cylinder sub-assembly.





(b) Use compressed air to remove the front disc brake piston from the disc brake cylinder sub-assembly.

CAUTION: Do not place your fingers in front of the piston when using compressed air.

NOTICE: Do not spatter the brake fluid.





14. REMOVE PISTON SEAL
(a) Using a screwdriver, remove the piston seal from the front disc brake cylinder sub-assembly.

NOTICE: Do not damage the inner cylinder and cylinder groove.

15. REMOVE FRONT DISC BRAKE BLEEDER PLUG
(a) Remove the front disc brake bleeder plug from the front disc brake cylinder sub-assembly.
16. REMOVE FRONT DISC BRAKE BLEEDER PLUG CAP
(a) Remove the bleeder plug cap from the front disc brake bleeder plug.





17. REMOVE FRONT DISC
(a) Place matchmarks on the front disc and the axle hub.
(b) Remove the front disc.

REASSEMBLY
1. INSTALL FRONT DISC
(a) Aligning the matchmarks, install the front disc.

HINT: When replacing the disc with a new one, select the installation position where the front disc has the minimum runout.

2. TEMPORARILY TIGHTEN FRONT DISC BRAKE BLEEDER PLUG
(a) Temporarily install the front disc brake bleeder plug to the front disc brake cylinder sub-assembly.
3. INSTALL FRONT DISC BRAKE BLEEDER PLUG CAP
(a) Install the bleeder plug cap to the front disc brake bleeder plug.
4. INSTALL PISTON SEAL
(a) Apply lithium soap base glycol grease to a new piston seal.
(b) Install the piston seal to the front disc brake cylinder sub-assembly.





5. INSTALL FRONT DISC BRAKE PISTON
(a) Apply lithium soap base glycol grease to the front disc brake piston and new cylinder boot.
(b) Install the cylinder boot to the front disc brake piston.
(c) Install the front disc brake piston to the front disc brake cylinder sub-assembly.

NOTICE: Do not install the piston forcibly in the front disc brake cylinder sub-assembly.





6. INSTALL CYLINDER BOOT
(a) Install a new cylinder boot to the front disc brake cylinder sub-assembly.

NOTICE:
^ Install the boot securely to the grooves of the cylinder and piston.
^ Do not damage the cylinder boot.

(b) Using a screwdriver, install the set ring.

NOTICE: Do not damage the cylinder boot.

7. INSTALL FRONT DISC BRAKE BUSHING DUST BOOT
(a) Hold the front disc brake cylinder mounting in the vise through the soft jaws.
(b) Apply lithium soap base glycol grease to the sealing surface of 2 new front disc brake bushing dust boots.





(c) Using a socket wrench (19 mm) and hammer, drive the 2 front disc brake bushing dust boots to the front disc brake cylinder mounting.
8. INSTALL FRONT DISC BRAKE CYLINDER SLIDE BUSHING
(a) Apply lithium soap base glycol grease to a new front disc brake cylinder slide bushing.
(b) Install the cylinder slide bushing to the bottom side of the front disc brake cylinder slide pin (No. 2).





9. INSTALL FRONT DISC BRAKE CYLINDER SLIDE PIN
(a) Apply lithium soap base glycol grease to the sliding part and the sealing surface of the front disc brake cylinder slide pin (No. 1) and front disc brake cylinder slide pin (No. 2).
(b) Install the front disc brake cylinder slide pin (No. 1) and front disc brake cylinder slide pin (No. 2) to the front disc brake cylinder mounting.
(c) Install the front disc brake cylinder slide pin (No. 2) to the front disc brake cylinder mounting.





10. INSTALL FRONT DISC BRAKE CYLINDER MOUNTING
(a) Install the front disc brake cylinder mounting with the 2 bolts.
Torque: 107 Nm (1,090 kgf-cm, 79 ft. lbs.)
11. INSTALL FRONT DISC BRAKE PAD SUPPORT PLATE
(a) Install the front disc brake pad support plate (No. 1) and front disc brake pad support plate (No. 2) to the front disc brake cylinder mounting.
12. INSTALL FRONT ANTI SQUEAL SHIM
(a) Apply disc brake grease to the front anti squeal shims and install them to each pad.

NOTICE:
^ When replacing worn pads, the anti squeal shims must be replaced together with the pads.
^ Install the shims in the correct position and direction.

(b) Install the pad wear indicator plates to the each pad.
13. INSTALL FRONT DISC BRAKE PAD
(a) Install the front disc brake pad to the front disc brake cylinder mounting.

NOTICE:
^ There should be no oil or grease on the friction surface of the pads and the disc.
^ Brake pads are installed with indicator plates facing upward.





14. INSTALL FRONT DISC BRAKE CYLINDER SUB-ASSEMBLY
(a) Install the front disc brake cylinder sub-assembly with the 2 bolts.
Torque: 34 Nm (350 kgf-cm, 25 ft. lbs.)
15. CONNECT FRONT FLEXIBLE HOSE
(a) Install a new gasket and connect the flexible hose with the union bolt.
Torque: 29 Nm (300 kgf-cm, 22 ft. lbs.)

NOTICE: Install the flexible hose lock securely in the lock hole in the disc brake cylinder.

16. FILL RESERVOIR WITH BRAKE FLUID
17. BLEED BRAKE MASTER CYLINDER
18. BLEED BRAKE LINE
19. BLEED BRAKE ACTUATOR (w/ VSC)
20. CHECK FLUID LEVEL IN RESERVOIR
21. CHECK FOR FLUID LEAK
22. INSTALL FRONT WHEEL
Torque: 103 Nm (1,050 kgf-cm, 76 ft. lbs.)




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