120 mph speedometer replaces 85 mph speedometer from 1983. B21FT gains extra 4 horsepower. Plug for heater wiring of 3-wire 02 sensor added. 3-wire preheated O2 sensor, and redesigned preheat tube. 1985 - B230F engine is introduced.
New engine has lightweight pistons, black valve cover, and a different crankshaft.
New rear wiper and arm. All cars gain rear fog lights in certain parts of the U.S.A. Diesel discontinued. Last year of Turbo model. LH-Jetronic version 2.2 introduced on B230F. Fully Galvanized sheet metal introduced. Parking brake console has cutouts for bun warmer switches, but 1985 models used a switch on the dash control panel.