RELAY CODERELAY USEANot UsedBF13 Auxiliary Fuse Holder (Power Seat)CK10 Auxiliary Fan High Speed RelayDK5 Power Seat RelayR1N10 Combination Relay (Rear Defogger Timer, Wiper/Washer, Hazard/Turn Signal Flasher)R2K4 Power Window RelayR3-R4Not Used Mercy 190E 1988 Rear Defogger Fuse Panel/Board – Fuse Symbol Map
