How to Open Your 1998 Mercury Tracer Key Fob and Change Battery

Keyless entry remote grant access to your car. When the key battery is dead or weak you’ll lose your fob’s ability to use remote opening function. Yes, it is possible to replace the battery in your keyless entry remote, and it’s easier than you think. All tools, that you need is outlined in this article.
What type battery does 1998 Mercury Tracer key fob required
Before going to open keyless entry remote check all that you need: flat head screwdriver and CR2016 batteries.- 2xCR2016 batteries
- flat head screwdriver
Simple steps to replace the battery in your car's keyless entry remote
Inside of your remote key fob installed tiny coin cell battery. Delicately try to pry apart your remote key fob with flat head screwdriver. Change 2 CR2016 batteries with flat head screwdriver.
Change old batteries with new one CR2016. Battery must be installed with the same polarity as was an old. Your key fob will not work if you mistakenly put battery wrong way.
Before assembling keyless entry fob's case, check that all functions works by testing buttons on keyless entry remote.
The last thing to do is put your cover back on fob. Carefully try to put the two halves in place by hands from top to bottom. Check your key fob body for gaps. If it is not tightly closed try to repeat last step.
How to replace the battery video instruction
How To Replace Mercury Tracer Key Fob Battery 1998 1999
Still not working? Buy new one