Recommended replacement interval for the part category Brake pad set : 30000 km

Important!

This replacement procedure can be used for:
INFINITI QX50 I (J50) 37 AWD, INFINITI QX50 I (J50) 30d AWD … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

Alternative products

Brake pad set

Replacement: brake pads – INFINITI QX50. Tools you might need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Brake cleaner 
                    
                      Anti-squeal paste
                    
                      Brake caliper guide pins grease
                    
                      Copper grease 
                    
                      Drive socket # 14 
                    
                      Wheel impact socket #21
                    
                      Brake caliper wind back tool
                    
                      Ratchet wrench
                    
                      Torque wrench
                    
                      Crow bar
                    
                      Wheel chock

Buy tools

Replacement: brake pads – INFINITI QX50. Tip from AUTODOC:

Perform the replacement of brake pads in complete set for each axis. This provides effective braking.
The replacement procedure is identical for all brake pads on the same axle.
Please note: all work on the car – INFINITI QX50 – should be done with the engine switched off.

Carry out replacement in the following order:

Step 1

Open the bonnet. Unscrew the brake fluid reservoir cap.

Step 2

Secure the wheels with chocks.
Step 3

Loosen the wheel mounting bolts. Use wheel impact socket #21.
Step 4

Raise the front of the car and secure on supports.

Step 5

Unscrew the wheel bolts.

AUTODOC recommends:
Important! Hold the wheel while unscrewing the fastening bolts. INFINITI QX50
Step 6

Remove the wheel.
Step 7

Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray.
Step 8

Spread the brake pads. Use a crowbar.
Step 9

Unscrew the brake caliper fastening. Use a drive socket #14. Use a ratchet wrench.
Step 10

Remove the brake caliper.

Replacement: brake pads – INFINITI QX50. Professionals recommend:
Tie the caliper to the suspension or to the body with a wire without disconnecting from the brake hose to prevent depressurization of the brake system.Make sure that the brake caliper is not hanging on the brake hose.Don't press the brake pedal after the brake caliper has been removed. As a result, the piston can fall out from the brake cylinder, and brake fluid leakage and depressurization of the system may occur. Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
Step 11

Remove the brake pads. Use a crowbar.

Replacement: brake pads – INFINITI QX50. AUTODOC experts recommend:
Measure the brake disc thickness. Upon reaching the wear limit the part must be replaced.
Step 12

Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.

AUTODOC recommends:
Replacement: brake pads – INFINITI QX50. After applying the spray, wait a few minutes.
Step 13

Treat the brake caliper piston. Use a brake cleaner.

Replacement: brake pads – INFINITI QX50. Tip from AUTODOC experts:
After applying the spray, wait a few minutes.
Step 14

Press in the brake caliper piston. Use brake caliper wind back tool.
Step 15

Treat the brake pads in the area where their surface comes into contact with the brake caliper bracket. Use anti-squeal paste.

AUTODOC recommends:
Make sure the disc surface is clean before installing the pads.
Step 16

Install new brake pads.

Replacement: brake pads – INFINITI QX50. Tip:
Make sure the pads are installed with linings facing the disc.
Step 17

Clean old grease and rust stains, if there are any, from the caliper guide pins and guide pin boots.
Step 18

Lubricate guide pins with special brake grease.
Step 19

Install the brake caliper and fix it. Use a drive socket #14. Use a torque wrench. Tighten it to 43 Nm torque.
Step 20

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 21

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: brake pads – INFINITI QX50. After applying the spray, wait a few minutes.
Step 22

Install the wheel.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. INFINITI QX50
Step 23

Screw in the wheel bolts. Use wheel impact socket #21.
Step 24

Lower the car and working in a cross order, tighten the wheel bolts. Use a torque wrench. Tighten it to 108 Nm torque.
Step 25

Remove the jacks and chocks.

Replacement: brake pads – INFINITI QX50. Tip from AUTODOC:
Check the brake fluid level in the expansion tank and refill if necessary.
Step 26

Tighten the brake fluid reservoir cap.

Replacement: brake pads – INFINITI QX50. AUTODOC recommends:
Without starting the engine, press the brake pedal several times until you feel significant resistance.
Step 27

Close the hood.

Replacement: brake pads – INFINITI QX50. Tip:
Slow down smoothly for first 150-200 km after the brake pads replacement. Avoid unneccessary and sharp braking to a stop.

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