If you look under the dash,to the left of the steering wheel,you should see 2 green connectors....
Plug them in and turn on your ignition,dont start her....
Your check engine light will flash....
Count the flashes,you will see a long flash and then a short flash...
A long flash is counted as 10,and a short flash is counted as 1....count them and if it works out to 23..its your maf...