Subaru WRX Forum banner

1 - 8 of 8 Posts

·
Registered
Joined
·
8 Posts
Discussion Starter · #1 ·
My brake pedal u can hear air in brakes then eng code came up as a missfire it was #4 misfire so we change spark plugs and all 4 coil packs after we changed it still missfire #4 so we put sea foam to see clean anything thing intake but nothing so we did pressure test to eng to #4 came out good there pressure so we cheak the brake boaster it looks good so next step we changed the transmission now we have to program it but still fill the same cuz brake pedal when u press it u still hear air in brakes and when u at stop sign it start like want shut off if u put brake all the way down


Sent from my iPhone using Tapatalk
 

·
Super Moderator
Joined
·
10,919 Posts
What do you mean you hear air in the brakes?
 

·
Super Moderator (Actually a SuperSpy)
Joined
·
19,584 Posts
Check the connections to the booster diaphragm behind the master cylinder.
 

·
Super Moderator (Actually a SuperSpy)
Joined
·
19,584 Posts
It's frequently the vac hose simply.
 

·
Registered
Joined
·
8 Posts
Discussion Starter · #7 ·
What up bro your right we change the brake booster air in brakes left now just reprogram transmission and hope is all good from there


Sent from my iPhone using Tapatalk
 

·
Super Moderator (Actually a SuperSpy)
Joined
·
19,584 Posts
Great!
 
1 - 8 of 8 Posts
Top