2009 Toyota Rav4 Key Fob Battery Replacement Guide
If your Rav4 keyless entry remote isn't unlock doors well, the cell battery likely must to be changed. Yes, it is possible to change the battery in your key fob DIY. Everything you need is outlined below.
What is the battery remote key fob requireBefore you start to disassembly remote key fob be sure that you have all recommended tools and materials: flat head screwdriver and one CR1632 battery.
- flat head screwdriver
- 1xCR1632 battery
Simple steps to change the battery in your Rav4's key fob
A tiny button cell battery installed inside the your remote key fob. Remove any internal key first, and then try to pry apart the keyless entry remote.
Accurately try to open your key fob with flat head screwdriver. Change one CR1632 battery with flat head screwdriver.
Replace old battery with fresh one CR1632. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.
After the new battery installed, verify remote key fob functionality by pressing buttons. If everything is functioning, assemble your keyless entry fob's shell in reverse order.
At this point squeeze fob’s back cover together. Line your shell two halves together and assemble it in place by hands from top to bottom. If your remote key fob shell firmly closed, we done. If not, repeat the last step.
Video of key fob opening
How To Replace A 2006 - 2011 Toyota Rav4 Key Fob Battery
Still not working? Buy new one