Mercury Marquis Courtesy Bulb Size

The Mercury Marquis courtesy light utilizes unique bulb sizes 168, 105, 161, 212-2, 89, 1003, 1893, 631, and 1816. Data for the specified lighting components covers the range from 1967 to 1986.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Bulb Size by Year Range

If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.

YearsUS TypeEU TypeShop
1986168W5WCheck Price
1982105105Check Price
1981161161Check Price
1979-1980212-2212-2Check Price
1977-19788989Check Price
1976212-2212-2Check Price
1974-197510031003Check Price
19738989Check Price
197218931893Check Price
1969-1971212-2212-2Check Price
1968631631Check Price
196718161816Check Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W.168Check Price
ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W.W5WCheck Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Variant of 1156. 12V, 13W.105Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W.161Check Price
ANSI standard (US & Canada). Festoon bulb, 41mm length, SV8.5 base. 12V, 12W.212-2Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W.89Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1003Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W.1893Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Variant of 1156. 12V, 21W.631Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T3.25). 12V, 4W.1816Check Price

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