Inspection & Verification

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2004 Mazda B4000, 2004 Mazda B3000, 2004 Mazda B2300, 2003 Mazda B4000, and 2003 Mazda B3000. However, it is still accessible from the selected car via links, so may be relevant.

Road test.
- Verify the customer's concern by performing a road test on a smooth road. If any vibrations are apparent, see SUSPENSION NVH DIAGNOSIS .
Inspect tires.
- Check the tire pressure with all normal loads in the vehicle and the tires cold. See WHEEL & TIRE INSPECTION/ADJUSTMENT .
- Verify that all tires are sized to specification.
- Inspect the tires for improper wear and damage. See WHEEL & TIRE INSPECTION/ADJUSTMENT .
Inspect chassis and underbody.
- Remove any excessive accumulation of mud, dirt or road deposits from the chassis and underbody.
Inspect for aftermarket equipment.
- Check for aftermarket changes to the steering, suspension, wheel and tire components (such as competition, heavy duty, etc.). The specifications shown in this article do not apply to vehicles equipped with aftermarket equipment.
If an obvious cause for an observed or reported condition is found, correct the cause (if possible) and retest.
If the fault is not visually evident, determine the symptom and proceed to the following symptom troubleshooting chart.