PCM Diagnostics & Tuning HP Tuners | Holley | Diablo

TPS Problems!

Thread Tools
 
Search this Thread
 
Old Nov 9, 2010 | 06:01 PM
  #1  
ACiFiC's Avatar
Thread Starter
Teching In
 
Joined: Jul 2010
Posts: 4
Likes: 0
Exclamation TPS Problems!

Hello, I have 2000 3.8L Automatic Camaro
And i have been getting these codes, even though i have replaced my throttle body.

DTC P1221 Fuel Pump Secondary Circuit Low
DTC P1516 Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance
DTC P1220 Throttle Position (TP) Sensor 2 Circuit
DTC P1120 Throttle Position (TP) Sensor 1 Circuit

Looking for advice.
Reply
Old Nov 9, 2010 | 06:09 PM
  #2  
CalEditor's Avatar
Banned
iTrader: (1)
 
Joined: Feb 2008
Posts: 514
Likes: 1
From: Rock Hill SC
Default

HPT customer?
Hey try 3800pro
Reply
Old Nov 9, 2010 | 07:23 PM
  #3  
ACiFiC's Avatar
Thread Starter
Teching In
 
Joined: Jul 2010
Posts: 4
Likes: 0
Default

Not sure what HPT is, or if you are serious.
Reply
Old Nov 9, 2010 | 07:38 PM
  #4  
CalEditor's Avatar
Banned
iTrader: (1)
 
Joined: Feb 2008
Posts: 514
Likes: 1
From: Rock Hill SC
Default

HP Tuners

Try this site for 3800 stuff
http://www.3800pro.com/forum/
Reply
Old Nov 9, 2010 | 07:48 PM
  #5  
CalEditor's Avatar
Banned
iTrader: (1)
 
Joined: Feb 2008
Posts: 514
Likes: 1
From: Rock Hill SC
Default

http://www.3800pro.com/forum/dtcs-pr...-new-post.html
Reply
Old Nov 9, 2010 | 08:14 PM
  #6  
ACiFiC's Avatar
Thread Starter
Teching In
 
Joined: Jul 2010
Posts: 4
Likes: 0
Default

Havent gotten around to spending the extra cash for hpt, how would that help me here?
Reply
Old Nov 10, 2010 | 05:30 AM
  #7  
CalEditor's Avatar
Banned
iTrader: (1)
 
Joined: Feb 2008
Posts: 514
Likes: 1
From: Rock Hill SC
Default

Originally Posted by ACiFiC
Havent gotten around to spending the extra cash for hpt, how would that help me here?
NO

I posted your question on the 3800 Forum.
Reply
Old Nov 10, 2010 | 02:31 PM
  #8  
ACiFiC's Avatar
Thread Starter
Teching In
 
Joined: Jul 2010
Posts: 4
Likes: 0
Default

i don't like the forum you suggested, and i've tried other 3800 forums, so i am trying this.
Reply
LS1 Tech Stories

The Best V8 Stories One Small Block at Time

story-0

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

 Verdad Gallardo
story-1

6 Common C5 Corvette Failures and What's Involved In Repairing Them

 Pouria Savadkouei
story-2

Retro Modern Bandit Pontiac Trans AM Comes With Burt Reynolds' Autograph

 Verdad Gallardo
story-3

Top 10 Greatest Cadillac V Series Performance Models Ever, Ranked

 Pouria Savadkouei
story-4

Top 10 Most Powerful Chevy Trucks Ever Made!

 
story-5

Hennessey's New Supercharged Silverado ZR2 Has 700 HP

 Verdad Gallardo
story-6

Coachbuilt N2A Anteros Is an LS2-Powered C6 Corvette In Italian Clothes

 Verdad Gallardo
story-7

Awesome K5 Blazer Restomod Comes With C7 Corvette Power

 Verdad Gallardo
story-8

10 Camaros You Should Never Buy

 
story-9

10 LS Engine Myths That Refuse to Die

 Verdad Gallardo
Old Nov 10, 2010 | 03:38 PM
  #9  
OneMeanZ's Avatar
TECH Addict
20 Year Member
iTrader: (2)
 
Joined: Nov 2003
Posts: 2,303
Likes: 1
Default

Could the TB be opening too much causing the TPS to read too high of voltage for the PCM to understand?
Reply
Old Nov 10, 2010 | 04:28 PM
  #10  
CalEditor's Avatar
Banned
iTrader: (1)
 
Joined: Feb 2008
Posts: 514
Likes: 1
From: Rock Hill SC
Default

Originally Posted by ACiFiC
i don't like the forum you suggested, and i've tried other 3800 forums, so i am trying this.
OK
send me your email and I will set you up
Reply




All times are GMT -5. The time now is 03:53 AM.

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