Car loses acceleration ability. Lights and brake lights come on without useing knobs to engage them

2005 MERCURY MARQUIS
125,000 MILES • 3.0L • V8 • 2WD • AUTOMATIC
Avatar
QUARRYMASTER
  • MEMBER
  • 1 POST
The car will start properly but not maintain power when the transmission is engaged. The third brake light, turn signals and headlights will be on without applying the brake, turning the headlights on or using the turn signal.
Jun 8, 2014 at 2:27 AM
Advertisement
Avatar
HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
get sinned for codes may be a n abs problem and check fuel pressure. it also may have a bad brake light switch.
Jun 8, 2014 at 3:41 AM
🔧 Tools & Auto Repair Parts
Find automotive tools, diagnostic equipment, and replacement parts for your next repair.
Shop on Amazon →
Paid affiliate link. As an Amazon Associate, we earn from qualifying purchases.
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Ask a new question

Frequently Asked Problems for This Vehicle