Is the Boxster 986 series parasitic battery drain?
Boxster 986 Series (Boxster, Boxster S) (MY1997 – 2004) 986 Series (Boxster, Boxster S) Parasitic Battery Drain The RennTech.org community is Member supported! Please consider an ANNUAL donation to help keep this site operating.
Is the battery on my Boxster still under warranty?
I recently purchased a 1 year old Boxster with 12,000 miles. It is fortunately still under warranty. Roughly every 3 weeks the battery completely drains. After it is jump started, the dealership can not find anything wrong. They have replaced the battery, and the same thing happens.
What kind of current does a Boxster 986 have?
I’ve pulled the fuses and B1 (instrument cluster, Tiptronic, diagnosis, PSM button) and D8 (radio) are the culprits. With both fuses in place, the multimeter is showing a current of 1.14 A. Pulling the B1 fuse drops this down to 0.54 A.
What’s the idle speed of a Boxster battery?
When the battery is fully charged, it is showing 13.1 V. At idle speed, it shows 14.0 V. This idle speed reading drops to 13.80 V after a short drive. I’ve pulled the fuses and B1 (instrument cluster, Tiptronic, diagnosis, PSM button) and D8 (radio) are the culprits.
I recently purchased a 1 year old Boxster with 12,000 miles. It is fortunately still under warranty. Roughly every 3 weeks the battery completely drains. After it is jump started, the dealership can not find anything wrong. They have replaced the battery, and the same thing happens.
Why does my Porsche 996 battery keep draining?
As Jeff said, the first thing to do is get the battery and earth straps checked. If they are OK, then there is another parasitic drain, and there is only one way to check it properly. See the attached PDF. The hot start issue is most likely a starter motor problem.
Can a aftermarket radio sustem drain a battery?
Am aftermarket radio sustem inocrrectly installed can also drain a battery. A mechanic can find which fuse circuit is causing the drain by following Barkydog’s procedure posted above. Once he finds which fuse circuit is causing the drain, it’s not difficult to track down the exact culprit, e.g. alarm system, radio, whatever.
What does it mean when your battery drains overnight?
Why the Battery Drains Overnight A slow battery drain when everything is off is called a parasitic power loss. This happens when something – a glovebox light, an amplifier, any electrical component – is pulling power from the battery when it shouldn’t.