The cooling fan relay switch can be found on the inside front quarter panel. The relay switch will be on the drivers side quarter panel.
The cooling fan relay on a 1998 Mazda 626 is located in the engine compartment near the firewall. It is housed in a protective box with latches.
The 1998 Honda horn relay switch can be found on the inside front quarter panel. The relay switch will be on the drivers side door panel.
The 1998 Ford Expedition headlight relay switch is located in the fuse box. The fuse box can be found in the engine compartment. The headlight relay switch will be in the third column.
The 1998 Toyota signal relay switch is located below the dashboard, on the drivers side. The signal switch simply plugs in and out.
The 1998 Chevrolet blazer fuel pump relay switch can be found on the frame of the vehicle. The switch will be next to the fuel tank.
The brake relay switch can be found on the firewall in the engine compartment. The brake relay switch will be on the drivers side of the firewall.
The 1998 Chevrolet Cavalier brake relay switch can be found below the dashboard, on the drivers side of the passenger compartment. The brake switch simply plugs in and out.
The 1998 Rav 4 blower motor relay switch is located in the engine compartment on the firewall. The blower motor relay switch will be on the passenger side of the firewall.
The 1998 Ford Crown Victoria windshield wiper relay switch can be found on the firewall in the engine compartment. The windshield wiper relay switch will be on the passenger side of the firewall.
The 1998 Toyota Rav 4 cooling fan relay diagram can be obtained from most Toyota dealerships. The diagram can also be found in most repair manuals.
check fan relay/fan relay control module
The only headlight relay I can find is for the Clio II from 1998 onwards This is in the fascia relay box, relay no8 This controls the low beam with the daylight running lamps.