Threads Tagged with missfire

Please help me diagnose rough running and engine light on - diag screens 2003 996

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1 2)

rconnelly99 on Nov 7, 2025

Nov 11, 2025 12:48 AM
by isalos

15

904

coolant, engine, misfire, missfire, smell

Engine Misfiring/Coolant Low/Smell from Exhause

MoeNYC on Oct 4, 2023

Oct 4, 2023 08:57 AM
by Petza914

2

474

997 Forum

2006, 32, cayenne, caynne, cold, engine, hunting, missfire, oil, porsche, start, turbo

Cayenne 3.2 2005 cold start misfire?

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1 2 3)

mtonks on Mar 2, 2014

Jun 17, 2022 08:14 AM
by aliiq

37

26,998

Diagnostic Help Needed on Misfires (Please Help)

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1 2)

EduardoForesti on Jul 23, 2020

Dec 5, 2020 05:45 PM
by FrankHanrahan

28

3,057

993, 996, aluminum, bad, changed, crankshaft, damage, flywheel, job, missfire, noise, random, renlist, ticking, turbo

CEL and flywheel -- is this urgent?

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1 2)

porsche_fan on Sep 16, 2012

May 16, 2013 01:59 PM
by Alanine

17

2,938

Boxster & Boxster S (986) Forum

2002, 2006, backfires, boxster, car, cold, engine, idle, missfire, pops, porsche, rough, running, start, starts, surge

rough cold start misfire

boxster newbie on Aug 17, 2012

Oct 19, 2012 10:38 AM
by boxster newbie

7

10,374

03, 04, 2004, bank, cayanne, cayenne, code, codes, cylinder, cylinders, gas, injecor, leak, misfire, missfire, porsche, pulse, spark

2004 Cayenne-S misfire cylinder 1, 3, 8

paulwu on Sep 13, 2012

Sep 15, 2012 03:25 AM
by paulwu

2

9,941

911, 996tt, boost, car, high, knocking, load, misfire, misfires, missfire, opens, porsche, rpm, smoke, wastegate

misfire at 4-5K

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1 2)

luizinholeao on Jun 2, 2012

Jun 25, 2012 09:42 PM
by luizinholeao

19

3,517

993 Turbo Forum

05, 2002, 911, 99, 996, bank, guide, misfire, misfiring, missfire, p0301, pdf, porsche, rennlist, troubleshooting, yukon

2000 911 misfiring issue...

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1 2)

jrm87 on Dec 7, 2011

Dec 14, 2011 10:06 AM
by Macster

21

16,128

2004, 2005, 2006, cayenne, cayennes, cylinder, images, issue, misfire, misfires, missfire, porsche, porshe, random, turbo

'06 Turbo S Misfire Issue

GG Allin on Jan 20, 2011

Jan 21, 2011 12:43 PM
by GG Allin

4

3,284

cayenne, cylinder, engine, impact, location, missfire, multiple, number, piston, porsche, problems, valve

Cayenne Engine - Valve impact on piston

AussiePorsche on Jul 27, 2010

Jul 27, 2010 10:53 AM
by AussiePorsche

0

823

bad, cylender, cylinder, detect, detecting, engine, find, misfire, misfires, misfiring, missfire, plug, reads, scan, tool, tools, wires

Will scan tool detect misfire ?

arcteryxbird on Jul 19, 2010

Jul 21, 2010 05:54 PM
by arcteryxbird

10

3,300

5300, dme, extended, honda, misfire, missfire, porsche, rpm, vip, warranty

Good find or not?

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1 2 3 4)

neanicu on Apr 8, 2010

Apr 13, 2010 11:21 AM
by Damien Lewis

58

4,266

911 Forum

993, battery, car, cylinday, dead, harness, heavy, long, misfire, misfiring, missfire, number, rain, start, wait, wire, wont

993 misfire, now won't start at all, any ideas much appreciated!

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1 2)

kendo on Feb 27, 2010

Mar 1, 2010 12:56 PM
by kendo

15

2,464

85, 924, 928, 944, cayenne, intake, misfire, missfire, porsche, rapid, sound

misfire in intake ???

dally_de on Jun 30, 2009

Jul 6, 2009 11:16 AM
by Chads996

5

1,423

944 & 944S Forum

1998, 944, 951, cayenne, f150, gas, hesitates, light, load, misfire, missfire, oil, plug, porsche, regular, turbo, wire, wot

Misfire when going WOT

mclarenno9 on Mar 15, 2009

Mar 24, 2009 01:55 PM
by mclarenno9

8

1,854

2007, 88, accord, car, code, engine, heavy, honda, misfires, misfiring, missfire, outback, p1313, rain, saab, subaru

Misfiring after washing my car

chily2008 on Jul 4, 2008

Jul 5, 2008 03:08 PM
by htny

7

7,749

924/931/944/951/968 Forum

bump, bumps, engine, hit, hitting, idle, misfire, missfire, quits, small, stalling, stalls

'86 951 Engine stalls when hitting bumps

riouxc on May 1, 2008

May 1, 2008 03:14 PM
by riouxc

0

386

996, acceleration, c4, engine, fire, harm, mispluging, miss, missfire, slight, start, turbo, wires

Engine Missfire

Arrivare on Dec 12, 2007

Dec 15, 2007 05:31 PM
by Arrivare

14

893

964 Forum

996, 996tt, abs, cel, check, maf, missfire, plug, porsche, posting, psm, smog, spark, turbo, x50

PSM and ABS lights coming on....??

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1 2)

Chuck Jones on Oct 21, 2007

Nov 1, 2007 01:53 PM
by Chuck Jones

20

1,764

996 Turbo Forum

997, back, car, idle, missfire, rpm, shakes, tachometer, tacometer, wiggkes, wiggle, wiggles

Engine misfires and wiggling tach (all rpm) again

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1 2)

wprater on Jul 31, 2007

Aug 29, 2007 07:12 PM
by wprater

15

1,992

997 Forum

1996, 993, causing, check, control, cruise, cylinders, dmf, engine, flywheel, light, misfire, misfires, missfire, random

Misfire codes. Why flywheel???

robert944h on Jun 14, 2007

Jun 15, 2007 01:44 AM
by allill

3

5,223

944, boost, good, load, misfire, missfire, plug, spark, test, turbo

Misfiring under heavy load

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1 2)

dime1622 on May 1, 2007

May 2, 2007 08:59 PM
by dand86951

18

3,049

86, 944, 996, boost, carrera, clutch, installed, misfire, missfire, problem, turbo

Misfire Problem Out Of Nowhere??

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1 2)

BlacknRedGT on Apr 16, 2007

Apr 19, 2007 05:47 AM
by Porschefile

27

1,652

944, bad, boost, full, misfire, missfire, turbo

Bad misfire

Zero10 on Aug 11, 2005

Aug 15, 2005 01:34 AM
by Zero10

5

759

2005, bad, engine, fire, gas, hummer, miss, missfire

Intermitent engine missfire

Jerry Garwick on Apr 14, 2005

Apr 15, 2005 02:45 AM
by Jerry Garwick

9

677

964 Forum

3.6 misfire...

rattlsnak on Mar 14, 2005

Mar 19, 2005 11:48 AM
by rattlsnak

6

904

Cut-out at full boost (was turbo trouble)

tommye on Dec 6, 2004

Dec 7, 2004 04:38 PM
by Danno

10

934

Misfire???

B951S on Oct 13, 2003

Oct 22, 2003 11:25 PM
by B951S

6

769