PCM Diagnostics & Tuning HP Tuners | Holley | Diablo
Sponsored by:
Sponsored by:

mass air adding too much fuel?

Thread Tools
 
Search this Thread
 
Old 10-30-2006, 09:16 PM
  #1  
Banned
Thread Starter
iTrader: (27)
 
cjg454ss's Avatar
 
Join Date: Jan 2006
Posts: 1,205
Likes: 0
Received 0 Likes on 0 Posts
Default mass air adding too much fuel?

i have my stfts in order for the most part but when i plug in my mass air my reading go from -5, -3 to +3-7, how do i correct this?
Old 10-30-2006, 10:35 PM
  #2  
TECH Addict
iTrader: (10)
 
SSpdDmon's Avatar
 
Join Date: Jun 2004
Location: Commerce Twp, MI
Posts: 2,918
Likes: 0
Received 0 Likes on 0 Posts

Default

The values in your MAF table are too small. Positive fuel trims mean not enough fuel, which means the MAF is telling the PCM less air is coming in that what actually is. You need to tune it just like you did the VE.
Old 10-31-2006, 06:37 AM
  #3  
Banned
Thread Starter
iTrader: (27)
 
cjg454ss's Avatar
 
Join Date: Jan 2006
Posts: 1,205
Likes: 0
Received 0 Likes on 0 Posts
Default

thats for the info, i searched and could get as simply an answer as you gave me. thanks again.

chris




All times are GMT -5. The time now is 09:26 PM.