LS1TECH - Camaro and Firebird Forum Discussion

Advanced Engineering Tech For the more hardcore LS1TECH residents

diagnose the misfire

Thread Tools
 
Search this Thread
 
Old Nov 12, 2008 | 05:31 PM
Share
  #1  
supersix's Avatar
supersix
Thread Starter
On The Tree
iTrader: (12)
 
Joined: Feb 2005
Posts: 193
Likes: 0
From: Oklahoma City
Default diagnose the misfire
I have 2 2000 TAs, one manual, one A4.

Manual Car cylinder #7 misfire under load. Changed: Plugs, Wires, Coil Pack, Injector, Traced wire back to ECU, Replaced ECU.

A4 cylinder #3 misfire under load. Changed Changed: Plugs, Wires, Coil Pack, Injector.


Anything I am missing (no pun intended)?
Reply
0
Old Nov 12, 2008 | 11:12 PM
Share
  #2  
Todd157k's Avatar
Todd157k
Banned
iTrader: (5)
 
Joined: Aug 2006
Posts: 1,110
Likes: 0
From: Usa
Default
what plugs you using? other engine mods?
Reply
0
Old Nov 13, 2008 | 09:21 AM
Share
  #3  
supersix's Avatar
supersix
Thread Starter
On The Tree
iTrader: (12)
 
Joined: Feb 2005
Posts: 193
Likes: 0
From: Oklahoma City
Default
a4: Stock cube rebearinged engine, 238/242 .605/.610 113+4, Stock 2000 heads, Dual Valve Springs, hardened push rods, Weiand intake (boat anchor), Stock Throttle Body, and stock injectors.
Reply
0
Old Nov 13, 2008 | 11:11 AM
Share
  #4  
supersix's Avatar
supersix
Thread Starter
On The Tree
iTrader: (12)
 
Joined: Feb 2005
Posts: 193
Likes: 0
From: Oklahoma City
Default
Found it.....Intake leak....next time don't install weiand intake for customer.
Reply
0
Tags
Back to Subforum
Advanced Engineering Tech
View Next Unread
Quench and gasket size




Advanced Search

All times are GMT -5. The time now is 02:47 PM.

story-0
Amazing '71 Camaro Restomod Is Modern Muscle Car Under the Skin

Slideshow: This heavily modified 1971 Camaro mixes classic muscle car styling with a fifth-generation Camaro interior and modern LS3 power.

By Verdad Gallardo | 2026-05-12 18:06:42


VIEW MORE
story-1
6 Common C5 Corvette Failures and What's Involved In Repairing Them

Slideshow: From wobbling harmonic balancers to failed EBCMs, these are the issues that define long-term C5 ownership and what repairs typically involve.

By Pouria Savadkouei | 2026-05-07 18:44:57


VIEW MORE
story-2
Retro Modern Bandit Pontiac Trans AM Comes With Burt Reynolds' Autograph

Slideshow: A modern Camaro transformed into a retro icon, this limited-run "Bandit" build blends nostalgia with brute force in a way few revivals manage.

By Verdad Gallardo | 2026-04-21 13:57:02


VIEW MORE
story-3
Top 10 Greatest Cadillac V Series Performance Models Ever, Ranked

Slideshow: Cadillac didn't just crash the high-performance luxury vehicle party, it showed up loud, supercharged, and occasionally a little unhinged...

By Pouria Savadkouei | 2026-04-16 10:05:15


VIEW MORE
story-4
Top 10 Most Powerful Chevy Trucks Ever Made!

Slideshow: Top ten most powerful Chevy trucks ever made

By | 2026-03-25 09:22:26


VIEW MORE
story-5
Hennessey's New Supercharged Silverado ZR2 Has 700 HP

Slideshow: Hennessey has turned the Silverado ZR2 into a 700-hp off-road monster with supercharged V8 power and a limited production run.

By Verdad Gallardo | 2026-03-24 18:57:52


VIEW MORE
story-6
Coachbuilt N2A Anteros Is an LS2-Powered C6 Corvette In Italian Clothes

Slideshow: A one-off sports car that looks like a vintage Italian exotic-but hides a C6 Corvette underneath-just sold for the price of a new mid-engine Corvette.

By Verdad Gallardo | 2026-03-23 18:53:41


VIEW MORE
story-7
Awesome K5 Blazer Restomod Comes With C7 Corvette Power

Slideshow: A heavily reworked 1972 K5 Blazer swaps its off-road roots for a low-slung street-focused build with modern V8 power.

By Verdad Gallardo | 2026-03-09 18:08:45


VIEW MORE
story-8
10 Camaros You Should Never Buy

Slideshow: There are thousands of used Camaros on the market but we think you should avoid these 10

By | 2026-02-17 17:09:30


VIEW MORE
story-9
10 LS Engine Myths That Refuse to Die

Slideshows: Which one of these myths do you believe?

By Verdad Gallardo | 2026-01-28 18:10:11


VIEW MORE