Pinpoint Test G: Vibration When Brakes Are Applied
- G1: ROAD TEST VEHICLE
- Road test the vehicle between 40-80 km/h (25-50 mph) without applying brakes Is the vibration present?
Yes
Refer to the relevant article in the repair information for noise vibration and harshness tests
No
GO to G2.
- Road test the vehicle between 40-80 km/h (25-50 mph) without applying brakes Is the vibration present?
- G2: CHECK FOR BRAKE VIBRATION
- Road test the vehicle between 40-80 km/h (25-50 mph) with light and medium application on the brake pedal Is a vibration present?
Yes
Check the brake caliper mounting bolts and wheel hub nuts and tighten to specification as required. Check the balance of all road wheels and tires and repair as required. Check the brake discs for excessive wear, thickness variation or cracks. Install new brake discs and brake pads as required GO to G3.
No
No action required, vehicle is OK
- Road test the vehicle between 40-80 km/h (25-50 mph) with light and medium application on the brake pedal Is a vibration present?
- G3: IS VIBRATION STILL PRESENT UNDER BRAKE APPLICATION?
- Road test the vehicle between 40-80 km/h (25-50 mph) with light and medium application on the brake pedal
Is a vibration present?
Yes
Check for wear or failure of steering gear bushes. Check for wear or failure of steering gear ball joints. Check for wear or failure of front wheel bearings, suspension bushes and ball joints. Check for wear or failure of rear wheel bearings, suspension bushes and ball joints. Refer to relevant article in repair information and install new components as required
No
No action required, vehicle is OK
- Road test the vehicle between 40-80 km/h (25-50 mph) with light and medium application on the brake pedal