p0401 - Honda-Tech - Honda Forum Discussion

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2000, accord, coupe, honda, light, obdii, oddyssey, odyssey, p0401, p0505, p1366, p1456, p1705, sensor, speed, tcs, tl, tsb, v6

TCS and Check Engine Light 2001 V6

fbp cd5 on Jan 14, 2006

Jul 14, 2024 11:27 AM
by Robert Thompson

13

60,043

Honda Accord (1990 - 2002)

1999, 2000, 23, 23l, accord, acts, acura, choking, clean, cyl, egr, honda, p0401, port, ports, tl

99 Accord 4 cyl 2.3L EGR replaced Cleaned Port.

burnhamr on Feb 25, 2009

Sep 16, 2023 10:32 PM
by Alvin c

23

42,279

Honda Accord (1990 - 2002)

2000, accord, acura, carburetor, civic, clean, code, cyl, diy, honda, injector, p0401, rings, ruckus, tl

DIY Fix for all that had the P0401 code

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1 2 3)

VTECn83 on Nov 1, 2009

Dec 5, 2014 06:20 PM
by DCFIVER

58

279,416

Honda Accord (1990 - 2002)

30, 99, 99085, accord, block, bulletin, carbon, code, cost, dealership, egr, flow, honda, insufficient, kit, p0401, repair, service, tsb99085, v6

99 3.0 V6 EGR Questions and repair

mbennett on Dec 26, 2007

Dec 20, 2013 11:20 AM
by thisoldcarTL

9

25,486

Honda Accord (1990 - 2002)

2000, accorc, accord, check, code, dpfe, egr, engine, honda, light, p0401, p0450, rpm, sensor, volt

2000 Accord Check engine light on-need help

Dogman_1969 on Dec 25, 2008

Aug 8, 2013 08:27 PM
by vmat916

8

13,175

Honda Accord (1990 - 2002)

22l, accord, bulletin, clogged, code, egr, hoda, honda, insufficient, map, p0401, po401, sensor, tech, valve, vtec

help with p0401 EGR Flow Insufficient & MAP sensor

khkchan on Jun 15, 2005

Sep 13, 2012 11:21 AM
by doctorbee

15

13,386

Honda Accord (1990 - 2002)

02, 1990, 2001, 2002, 2004, 23, accord, civic, code, find, honda, p0401, p1491, p401, po401, start

P0401... nothing is working

oldmangold on Jan 9, 2012

Jun 23, 2012 10:13 AM
by ghostpilot

13

21,609

Honda Accord (1990 - 2002)

1997, 27, 97, accord, civic, code, codes, codp0505, egr, error, honda, p0401, p0505, p1491, reading, v6

1997 Accord EX V6 (226K) with CEL P0133, P0401, P0505, P1491 ... Where do I start??

CBL9 on May 1, 2012

May 3, 2012 09:02 PM
by CBL9

2

5,493

Honda Accord (1990 - 2002)

2000, 2002, 2004, 99, accord, code, egr, flow, homda, honda, insufficient, lx, p0401, po401, valve

CEL P0401 - Insufficient EGR Flow

kitt on Feb 19, 2012

Feb 23, 2012 03:58 PM
by lowcd5

4

17,071

Honda Accord (1990 - 2002)

00, 1998, 2005, 97, canada, cel, check, civic, engine, error, honda, light, p0401, p401, prelude

cel p0401

honda.fan.4life on May 17, 2011

May 17, 2011 03:48 PM
by honda.fan.4life

0

1,543

Honda Prelude

2001, 2003, 2005, carbon, civic, clean, cleaning, honda, hybrid, intake, manifold, motor, p0401, passage, prelude

Clean the intake manifold?!?

jdenman03 on May 5, 2011

May 9, 2011 08:02 AM
by jdenman03

4

10,686

Honda Civic (2001 - 2005)

2002, back, civic, code, coming, comming, egr, honda, hondacivicpart, intake, p0401, problems, replaced, replacement, valve

honda civic part help

silron on Apr 17, 2011

May 6, 2011 08:07 AM
by silron

15

2,939

Honda Civic (2001 - 2005)

02, 2001, 2002, civic, clean, code, codes, dtc, egr, erg, honda, location, p0401, passeges, valve, valves

2002 Civic EX : EGR causing CIL, and I am a dunce...

BingoMacGee on Apr 7, 2011

May 4, 2011 05:17 PM
by jdenman03

4

25,012

Honda Civic (2001 - 2005)

2001, accord, acura, detected, egr, exhaust, flow, gas, honda, insufficient, insuffient, p0401, recirculation, smog, tl

P0401 EGR Insufficient Flow Detected! help?

Akkord2k1 on Apr 30, 2011

Apr 30, 2011 01:25 AM
by Akkord2k1

0

4,336

Honda Accord (1990 - 2002)

0730, 2000, 2002, accord, acura, check, code, engine, honda, obd, p0401, p0730, po730, tl, transmission

Transmission pb with P0730 engine check code

newuser123 on Mar 21, 2011

Mar 26, 2011 07:35 AM
by David @ Synchrotech

1

11,204

Transmission & Drivetrain

2003, acura, clean, clogging, code, contamination, dtc, egr, extension, honda, p0401, p1491, pilot, port, warranty

2003 Honda Pilot, code P1491, need to clean EGR ports

wormsmith on Aug 29, 2007

Feb 22, 2011 01:25 PM
by Honda Sport

6

36,686

Honda Minivans, Crossovers, and Trucks

03, 2000, accord, auto, belt, code, codes, honda, p0300, p0301, p0306, p0401, pilot, timing, v6

2000 Accord V6 - P0401, P0300, P0301-P0306

stanged1970 on Nov 11, 2010

Nov 21, 2010 04:46 PM
by phootbag

9

16,954

Honda Accord (1990 - 2002)

03, 04, 2002, 2004, accord, acura, code, crv, honda, integra, mdx, p0401, p0453, pilot, team

Codes P0453 and P0401

nitebud13 on Oct 28, 2010

Oct 30, 2010 05:45 AM
by redbull-1

3

11,605

Honda Accord & Crosstour (2003 - 2012)

96, code, corolla, egr, flow, honda, insufficient, p0401, whats

egr code p0401

dragon909boi on Oct 14, 2010

Oct 14, 2010 04:02 PM
by dragon909boi

0

1,582

Engine Management and Tuning

1996, 2001, 22, 96, 96accord, accord, code, control, egr, engine, honda, motor, odyssey, p0401, valve

1996 accord p0401 code 2.2 L engine

rjg on Oct 13, 2010

Oct 13, 2010 07:34 AM
by rjg

0

5,167

Honda Accord (1990 - 2002)

2002, 2003, 99, accord, acura, cleaning, code, diy, egr, flow, honda, insufficient, p0401, rabnestic, tl

EGR insuficient flow DRAMA!!!

rabnestic on Aug 5, 2010

Aug 6, 2010 03:31 PM
by phootbag

9

4,482

Honda Accord (1990 - 2002)

04, 05, 2001, 2003, 2004, 2005, civic, code, dtc, egr, honda, intake, manifold, p0401, po401, vp

Repeating P0401 code on 04 Civic VP

philnut on Jun 28, 2010

Jun 28, 2010 07:15 PM
by philnut

0

4,269

Honda Civic (2001 - 2005)

2001, 2002, accord, civic, clean, code, egr, flow, honda, low, napafix, p0401, passages, po401, routing

P0401 EGR low flow code

waaBAAH on Jun 1, 2009

Jun 28, 2010 07:06 PM
by philnut

6

51,664

Honda Civic (2001 - 2005)

06, 1990, 1997, 2000, 24, accord, cleaning, cylinder, dirty, egr, fuel, honda, injectors, p0401, port, rail, remove

how do i clean these?

dleccord on Dec 29, 2009

Jan 1, 2010 05:24 PM
by dleccord

10

6,172

Honda Accord (1990 - 2002)

1996, 2000, accord, bb, cel, check, civic, code, egr, engine, error, flow, honda, insufficient, p0401, po401, v4

Check Engine Light On " Error Code P0401" for 1996 Honda Accord 2.2 liter

swertepinoy on Oct 6, 2009

Oct 6, 2009 06:40 AM
by swertepinoy

0

7,356

Honda Accord (1990 - 2002)

1997, 401, 97, accord, acura, code, dont, failed, failing, honda, inspection, mean, o2, p0135, p0401, sensor

failed inspection due to?dont know what to replace.....1997 honda accord ex model v4

charles85 on Sep 30, 2009

Sep 30, 2009 03:38 PM
by TheMuffinMan

1

1,606

Honda Accord (1990 - 2002)

1996, 96, accord, acura, caprice, chevy, code, egr, honda, magic, model, p0171, p0401, p0401p0171, p1491, v6

Can anyone tell me what these codes are?

hometheaterman on Apr 30, 2009

Jul 12, 2009 06:16 PM
by mvtck

6

1,818

Honda Accord (1990 - 2002)

99 ACCORD

mparks3989 on Jun 22, 2009

Jun 28, 2009 10:50 AM
by mparks3989

5

2,043

Honda Accord (1990 - 2002)

1993, 98, accord, car, code, driving, engine, error, honda, motor, p0401, p0420, prelude, shuts, shutting

98 Prelude - Engine shut off while driving?!

gio_vanni on Jun 11, 2009

Jun 11, 2009 12:10 PM
by minime-dom

5

2,968

Honda Prelude

7th, accord, civic, forum, gen, generation, honda, p0401

It's time for a change...

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1 2)

toyomatt84 on Jun 2, 2009

Jun 7, 2009 12:57 PM
by toyomatt84

49

2,959

Honda Civic (2001 - 2005)

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