1991 Porsche 911 Q&A
1991 Porsche 911 Question: dead battery
I'm not sure about the 911 but the Porsche Boxter has a fuse box at the drivers left foot area, in the fuse box is a stud that pulls outward. Once pulled outward positive is applied to the stud and ground to the body, turn the ignition key on and then open the hood release to gain access to the battery. - patrick mannion
A 1991 model has a completely mechanical hood release. The Targa models have a locking release knob , same key as doors. Just pull the release cable , by the drivers left knee....... - spyder
Using the wrong battery or the failure of a climate control module may cause a chronic dead battery after the vehicle has not been used for a while.
A normal operating clock may cause the airbag warning lamp to illuminate or a chronic dead battery.
Climate control modules can be problematic. Symptoms vary but include failure or persistent dead battery after not using the vehicle for a while.
sat over winter, got in w manual entry, popped hood, replaced battery, can enter with fob now but car starts then dies as if running out of fuel. Porsche wants me to tow to shop, not liking that i...
The battery in my '97 911 is dead and hood release won't open hood.