p0400 - LS1TECH - Camaro and Firebird Forum Discussion - Threads Tagged with p0400

LS1TECH - Camaro and Firebird Forum Discussion
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Threads Tagged with p0400

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1996, 97, camaro, code, egr, firebird, flow, lt1, malfunction, p0400, po400, pontiac, ses, symptoms, z28

CODE P0400 - EGR flow malfunction

impaled on Nov 6, 2008

Jul 18, 2014 06:41 AM
by TomTom4049

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9

12,047

LT1-LT4 Modifications

97, bottom, camaro, car, causing, end, gears, lack, low, ls1, magnaflow, p0400, power, whats, z28

no low end power 97 z28

Ryandaman12 on Sep 22, 2012

Oct 1, 2012 02:24 PM
by EnfuegoZ28

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2

1,450

Chevrolet Camaro 1967-2002

96, aftermarket, back, backpressure, camaro, caprice, due, egr, exhaust, headers, low, lt1, p0400, pressure, problem, valve

P0400 Help - Aftermarket Exhaust- Wondering if its low backpressure problem.

davids125 on Mar 23, 2012

Mar 23, 2012 05:22 PM
by flame

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5

2,754

LT1-LT4 Modifications

3k, amount, blinks, camaro, check, code, codes, engine, knocking, light, ls1, misfire, p0400, rattle, silverado, small, stays

LS1 misfire codes P0400 HELP

WindyCitySuperSport on Dec 23, 2011

Dec 25, 2011 05:05 PM
by blade2222

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4

1,501

General Maintenance & Repairs

Question

1997, 400, 97, bad, camaro, chevy, code, egr, hoses, ls1tech, lt1, p0400, ss, switch, vaccum, vacuum

'97 SS throwing codes...

user 4556884458 on Sep 5, 2011

Sep 11, 2011 03:46 PM
by user 4556884458

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6

3,957

LT1-LT4 Modifications

2008, 97, buick, car, code, egr, fix, headers, installing, lt1, p0400, scanner, ses, silverado, solonoid, test, z28

help! Ses light came on code p0400!!

(

Multi-page thread

1 2)

kinglt-1 on May 30, 2008

Jun 4, 2011 06:08 AM
by myk

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32

5,610

LT1-LT4 Modifications

1997, 400, 97, camaro, code, egr, firebird, location, lt, lt1, p0400, po400, pontiac, valve, whats, z28

Code p0400, solution?

02v8ta on Apr 28, 2011

Apr 29, 2011 07:49 AM
by 02v8ta

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4

4,133

LT1-LT4 Modifications

camaro, chevy, cleared, code, good, p0400, techron

p0400 code help

transamz2000 on May 9, 2010

May 9, 2010 10:15 AM
by transamz2000

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0

697

General Maintenance & Repairs

egr, firebird, p0400

egr ?

transamz2000 on Apr 23, 2010

Apr 24, 2010 08:32 AM
by transamz2000

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1

843

General Maintenance & Repairs

1996, 34, 96, 96z28, buy, camaro, egr, evap, gm, obd2, p0400, purge, sale, solenoid, switch, vacuum, z28

name the part game!

z28camaro1996 on Apr 14, 2010

Apr 14, 2010 11:04 PM
by z28camaro1996

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16

1,920

LT1-LT4 Modifications

Talking

1997, code, lt1, p0400, trans

Interesting night!

z28camaro1996 on Apr 12, 2010

Apr 12, 2010 04:41 PM
by z28camaro1996

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12

1,025

LT1-LT4 Modifications

Exclamation

1996, 96, 97, code, drive, egr, firebird, flow, hurt, impala, ls1, lt1, malfunction, p0400, po400, ss

is it okay to drive with a p0400 code?

fire-chickens on Jan 31, 2010

Feb 1, 2010 12:08 AM
by trippinholyman

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3

5,459

LT1-LT4 Modifications

1995, 96, camaro, code, corvette, fault, fuel, gas, hose, inside, line, ls1, p0400, p1661, smell, trans, z28

2 Attachment(s)

Cracked Line/Hose Fuel Smell? (Pics Inside)

1996firebirdformula on May 7, 2009

May 20, 2009 10:52 PM
by dubga

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11

5,596

LT1-LT4 Modifications

96, backpressure, code, exhaust, headers, impala, install, long, longtube, louder, make, p0400, ses, ss, trans, tube, z28

SES light after long tube header install

urbanhunter44 on May 9, 2006

May 20, 2008 05:28 PM
by smb72

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16

6,879

LT1-LT4 Modifications

Unhappy

1996, 95, b1, bad, camaro, chevrolet, code, crap, impala, lt1, o2s, p0400, runs, sounds, ss

runs like crap need help

robsquikz28 on Apr 20, 2008

Apr 21, 2008 03:04 PM
by robsquikz28

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9

1,142

LT1-LT4 Modifications

1996, 2006, carlo, chevrolet, chevy, code, downpipe, hogan, impala, monte, p0400, p0420, p0430, po420, ss

Hogan down pipe

(

Multi-page thread

1 2 3)

Mels SS on Oct 14, 2007

Nov 1, 2007 11:55 AM
by deft

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43

4,555

LS4 Performance

Exclamation

1996, 1997, 96, 97, camaro, egr, flow, location, malfunction, p0400, p400, replace, trans, valve, z28

Please Help. EGR Flow Malfunction P0400

Spiers on Sep 30, 2007

Oct 8, 2007 02:52 AM
by slowpoke96z28

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11

3,875

General Maintenance & Repairs

1996, blocked, camaro, egr, emissions, loss, lt1, nc, p0400, pass, power

Question about the EGR

jaywalkersw on Oct 4, 2007

Oct 4, 2007 11:05 PM
by jaywalkersw

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16

1,419

LT1-LT4 Modifications

bank, catalyst, code, jeep, jetta, liberty, lt1, p0125, p0171, p0172, p0400, p0420, p1573, system, threshold, vw

anyone had these codes?

1slot/a408 on Aug 1, 2007

Aug 1, 2007 10:32 PM
by dhdenney

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7

973

LT1-LT4 Modifications

02, 2002, camaro, catalyst, code, emission, emissions, ls1tech, make, p0400, p0402, pa, pass, ready, ss

1 Attachment(s)

catalyst not tripping to "ready" for emissions test

Cam02ss on Aug 14, 2006

Apr 25, 2007 12:27 AM
by ZL1Killa

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7

2,296

PCM Diagnostics & Tuning

car, code, do, echeck, egr, emissions, make, p0400, pass, passing, read, renew, tailpipe, van, wont

my car wont pass emissions what can i do ?

onebadbird96 on Feb 24, 2007

Feb 26, 2007 07:40 PM
by onebadbird96

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10

2,648

LT1-LT4 Modifications

Question

0400, 1997, 97, camaro, diagram, egr, exhaust, fix, flow, gas, lt1, malfunction, p0400, pontiac, recirculation, trans

P0400 on '97 LT1. How do I fix this?

sdm1234 on Mar 26, 2006

Jun 17, 2006 02:21 PM
by RichardZ SS

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1

7,583

PCM Diagnostics & Tuning

1997, 48l, camaro, code, cover, egr, gm, lt1, p0400, performance, problems, replace, solenoid, valve, wires

Some LT1 problems resolved

LT1 Guy on Jan 5, 2006

Jan 13, 2006 10:24 PM
by Rare96WS6

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6

935

LT1-LT4 Modifications

2004, bad, code, jeep, liberty, lt1, maf, o2, p0100, p0134, p0400, po400, sensor, throw, throwing

just put some hooker LTs on my 96 LT1, now throwing codes

FIREHAWK #7 on Jul 13, 2004

Jul 16, 2004 07:19 AM
by 96SCTA

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7

1,273

LT1-LT4 Modifications

1998, camero, p0400, z28

LS1 EDIT

Blksilvr on Aug 6, 2003

Aug 7, 2003 12:14 PM
by DarknezZ

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1

719

PCM Diagnostics & Tuning

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