They use separate flasher relays. Replace the turn signal flasher relay.
Turn signal flasher?
hazards and turn signals have separate flashers. replace flasher for turn signals
If your 1999 Ford Expedition has turn signals that do not work but hazard lights that do work, it is likely that you have a fuse that is blown. You might also have a wiring issue including exposed wiring.
try replacing all sets of fuses for the hazard and the tail lights.
turn signals won't work. changed all the bulbs. Hazard lights work. 1999 Chrysler Sebring hardtop
If the turn signals on a car works but the hazard lights do not there may be a problem with the flasher switch. The flasher is located in the steering column, and a damaged unit can cause the lights to stop working.
There are 2 separate flashers.jd
Lighting control module
may have a bad signal switch,or may be a blown fuse
Probably a faulty multifunction/stalk switch.
If your hazard lights don't work but your turn signals do work it could be that your Hazard Lamp Flasher needs to be replaced. Your car has both a "hazard lamp flasher" and a "turn signal lamp flasher". Your "turn signal lamp flasher" is working but your "Hazard Lamp Flasher" may not be working. Buy a new "hazard lamp flasher" and install it. The hazard lamp flasher is located behind the instrument panel to the left of the steering column.
1999 Audi a6 quattro, How I fix the problem when the turn signals don't blink, but hazard lights work well?