1990 240 DL Wagon. 458,000 miles
when I depress the brake pedal...my headlights come on (as well as the indicator light on the rear-window defrost.
Assuming that the liftgate wiring harness was the issue, I checked the wiring (terribly brittle and broken) and subsequently replaced both...
1990 240 DL Wagon.
5-speed manual trans.
I replaced both of my liftgate wiring harnesses recently....(happened to notice at a store that my headlights would come on when I depressed the brake pedal)
Now when I hit the brake pedal....*ALL* external lights come on (except driver's side brake...