Inspection Procedure 8: Groaning, Clicking or Rattling Noise When Brakes Are Not Applied

INSPECTION PROCEDURE 8: Groaning, Clicking or Rattling Noise when Brakes are not Applied.

DIAGNOSIS

STEP 1. Check whether foreign material has entered the wheel covers.
Q: Is there any foreign material?
YES: Remove it. Then go to Step 5.
NO: Go to Step 2.

STEP 2. Check for looseness of the wheel nuts.








Q: Are the wheel nuts loose?
YES: Tighten to 98 ± 10 Nm (73 ± 7 ft-lb). Then go to Step 5.
NO: Go to Step 3.

STEP 3. Check for looseness of the caliper installation bolt.
Q: Is the caliper installation bolt loose?
YES: Tighten to 100 ± 10 Nm (74±7 ft-lb) for the front caliper. Tighten to 55 ± 5 Nm (41±3 ft-lb) for the rear caliper. Then go to Step 5.
NO: Go to Step 4.

STEP 4. Check the wheel bearings for end play.
1) Remove the brake discs or drums.











2) Place a dial gauge as shown, and measure the end play while moving the hub in the axial direction.

Limit: 0.05 mm (0.002 inch)

Q: Does the measured end play exceed the limit?
YES: Replace the faulty hub assembly. Then go to Step 5.
NO: Go to Step 5.

STEP 5. Recheck symptom.
Q: Is the symptom eliminated?
YES: The procedure is complete.
NO: Start over at step 1. If a new symptom surfaces, refer to the symptom chart. Symptom Chart