G37x Sedan AWD V6-3.7L (VQ37VHR) (2010)
CAUTION:
Press the piston evenly and vary the pressing point to prevent caliper inner wall from being rubbed.
4. Secure piston boot with retaining ring.
CAUTION:
-
Make sure that boot is securely engaged in the groove on caliper.
-
Never reuse retaining ring.
5. Install the caliper to tighten the caliper mounting bolts to the specified torque. .
6. Install brake pads. Refer to See: Brake Pad/Service and Repair/Removal and Replacement/Front Disc Brake/Brake Pad (4 Piston Type)/Exploded
View,
CAUTION:
Never drop brake pads, shims, pad pins and clips.
Inspection
FRONT DISC BRAKE
BRAKE CALIPER ASSEMBLY (4 PISTON TYPE) : Inspection
INSPECTION AFTER DISASSEMBLY
Caliper
Check the inner wall of the caliper for rust, wear, cracks or damage. Replace the caliper if any abnormal condition is detected.
CAUTION:
Always clean with new brake fluid. Never clean with mineral oil such as gasoline and light oil.
Pistons
Check the surface of the piston for rust, wear, cracks or damage. Replace the piston if any abnormal condition is detected.
CAUTION:
A piston sliding surface is plated. Never polish with sandpaper.
INSPECTION AFTER INSTALLATION
1. Check a drag of front disc brake. If any drag is found, follow the procedure described below.
2. Remove brake pads.
3. Press the pistons.
CAUTION:
-
Never damage the piston boot.
-
When replacing a pad with new one, check a brake fluid level in the reservoir tank because brake fluid returns to master cylinder
reservoir tank when pressing piston in.
NOTE:
Use a disc brake piston tool to easily press piston.
4. Install brake pads.
5. Depress the brake pedal several times.
6. Check a drag of front disc brake again. If any drag is found, disassemble the cylinder body. Refer to See: Front Disc Brake/Brake Caliper
Assembly (4 Piston Type)/Disassembly and Assembly.
7. Burnish contact surface between disc rotor and brake pads after refinishing or replacing disc rotor, or if a soft pedal occurs at very low mileage.
Refer to See: Brake Rotor/Disc/Service and Repair/Front Disc Brake.
Disassembly and Assembly
REAR DISC BRAKE
BRAKE CALIPER ASSEMBLY (1 PISTON TYPE) : Disassembly and Assembly
DISASSEMBLY
NOTE:
Never remove torque member and pad retainers when disassembling and assembling the cylinder body.
1. Remove sliding pin bolts and remove the cylinder body from the torque member.
2. Remove brake pads, shims and shim cover.
3. Remove sliding pin boots from torque member.
4. Remove bushing from sliding pin bolt.