I've been trying to get a more detailed diagram for this but basically it is the relay that leaves the lights and windows on after you turn off the key but haven't opened the door. .
On a 1999 Mercury Sable : Relay # 30 is the Powertrain Control Module ( PCM ) relay
where is turn signal relay located at 1989 mercury sable
location for fuse, and relay switch on a Mercury Sable
In the relay block with the other relays.
where is the horn relay on my 1993 Mercury Sable located
The horn relay for a 1998 Sable is on the back of the distribution block. The block is under the dash on the drivers side.
You can find the wiring diagram for a relay position for a 1997 Mercury Sable in the owner's manual. You can also check local auto stores.
The relay is in the fuse/relay box under the hood it is relay number 29
The 1993 Mercury Sable backup light relay switch can be found beneath the drivers side dashboard. The backup light relay switch will be above the accelerator pedal.
On a 2003 Mercury Sable : In the Power Distribution Box ( which is " live " ) located in the front of the engine compartment by the battery ( # 30 is the fuel pump relay ) Also , # 16 is a 20 amp mini fuse for the fuel pump relay
The relay/fuse box is on the drivers side inner fender under the hood.
where is the fuel reset for 1999 mercury sable