Conversions & Swaps LSX Engines in Non-LSX Vehicles
Sponsored by:
Sponsored by:

cylendar 1 firing only

Thread Tools
 
Search this Thread
 
Old 05-24-2009, 08:15 PM
  #1  
Registered User
Thread Starter
 
lscustom's Avatar
 
Join Date: May 2009
Posts: 8
Likes: 0
Received 0 Likes on 0 Posts
Default cylendar 1 firing only

03 5.3 custom harness stock computer re-mapped by some loser missing in action, blue and green connections on ECM, 4L60E trans all stuffed into a 40 chevy truck....it just won't fire. I have cyl number one firinig only, its the only wet plug and I have 56 lbs pressure in the rails.......something I am missing? any help would be greatly appreciated. Thanks!!!!
Old 05-24-2009, 09:21 PM
  #2  
TECH Veteran
iTrader: (4)
 
ls1nova71's Avatar
 
Join Date: Jan 2008
Location: Liberty, MO
Posts: 4,373
Likes: 0
Received 194 Likes on 140 Posts

Default

Has the motor been sitting a while? Injectors might be stuck.
Old 05-24-2009, 09:31 PM
  #3  
12 Second Club
iTrader: (39)
 
jomomma's Avatar
 
Join Date: Jun 2006
Location: surry, va
Posts: 943
Likes: 0
Received 0 Likes on 0 Posts

Default

definetly check for clogged injector first. the wiring to the injector isnt hard to chase either.
Old 05-24-2009, 10:01 PM
  #4  
Registered User
Thread Starter
 
lscustom's Avatar
 
Join Date: May 2009
Posts: 8
Likes: 0
Received 0 Likes on 0 Posts
Default still #1 cyl only one firing

did investigating on the web....hearing crank position sensor so I replaced that....and still #1 cyl is the only one firing



Quick Reply: cylendar 1 firing only



All times are GMT -5. The time now is 11:53 PM.