#noise
5 posts in Car Diagnostics blog about "noise" — OBD-II diagnostics, DTC codes, repair. ← All posts
-
Wind noise in the cabin: seals, mirrors, and what to do about it
Noise that appears at speed usually has a mechanical cause you can find in minutes. The sources and how to trace them.
-
Power steering: whining, leaking, or gone heavy
A whine on lock usually means air or fluid level. Hydraulic system symptoms and how an electric system differs.
-
Clicking when turning: driveshaft joint, top mount, or brakes
A distinctive click on lock almost always means one thing. How to separate a CV joint from a top mount, and why a split boot decides everything.
-
Rattling underneath: heat shield, mounting, or silencer
A metallic rattle at particular revs usually costs almost nothing to fix. How to tell a heat shield from a blown silencer, and why not to run it on.
-
A hum at speed: bearing, tyres, or driveshaft — how to tell them apart
A hum that rises with speed comes from three different components. How to separate them on the road without a ramp, and why ABS sometimes finds it before your ear does.