Threads Tagged with lean

3c, 40, backfire, bp4es, carburetor, ida, ignition, jet, lean, main, msd, ngk, remove, start, symptom, symptoms, weber

carburation difficulties: Updated

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randomhick35 on Oct 3, 2006

Dec 14, 2020 08:28 PM
by Spyerx

30

8,791

83lb, 944, 951, boost, cone, engine, filter, injectors, lean, maf, porsche, run, running, turbo, works

Lean Running MAF

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1 2)

tjbreen on Feb 6, 2010

Jun 9, 2020 03:02 PM
by tjbreen

27

4,755

authority, car, chips, dme, idle, klr, lean, read, running, seconds

Lean Running Help

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DanaT on May 22, 2010

May 31, 2020 12:48 PM
by VDubDoug1982

30

4,395

997.2 Running lean Vacuum leak or AOS Need Help

jsfried18 on Apr 3, 2019

Apr 5, 2019 08:51 PM
by jsfried18

4

2,425

997 Forum

bolts, car, condition, intake, intakes, leak, leaks, lean, loose, maf, make, manifold, rich, run, running

Does a leaky intake cause lean or rich running in a NA car?

TheOtherEric on May 27, 2008

Mar 13, 2019 02:53 PM
by nine9six

9

36,619

993 Forum

944, 944s, 951, extremely, idle, leak, lean, low, lower, psi, rich, running, runs, turbo, vacuum

Does low vacuum induce rich condition? AFPR Questions too!

Ben951S on Apr 1, 2012

May 9, 2017 01:01 AM
by F18Rep

13

11,764

ISV hisses, low vac, lean at idle. recent maf install

staplebus on Sep 3, 2010

Mar 28, 2017 08:34 PM
by Black51

8

1,537

89, 928, 928s4, change, fuel, intake, lean, misfire, o2, oxygen, pcf, porsche, rich, running, sensor, spacers, temp

There she blows (928 S4 '89 manual running rich)

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JakeS2 on May 24, 2013

Aug 2, 2016 12:56 AM
by JakeS2

34

14,080

22, 87, adjust, adjustment, afm, boost, cut, idle, lean, lh, maf, mixture, porsche, rebuilt, volvo

LH 2.2 MAF/CO adjustment LED (85-86 US)

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PorKen on Jan 11, 2008

Jun 24, 2016 05:14 AM
by John Speake

65

34,641

944, 951, af, cold, condition, idle, issues, lean, lindsey, maf, mafterburner, mafterburnner, motor, offset, ratio, running, turbo

Question about lean a/f ratio at idle with using Mafterburner

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kasturbo on Feb 28, 2006

Jan 24, 2016 02:25 PM
by RKT951

37

4,032

autothority stage 2 chip?

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Marc944T on Jun 8, 2003

Oct 29, 2015 09:35 PM
by Naplesguy06

30

5,539

Running VERY lean, out of options

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eric951turbo on Jun 21, 2013

Mar 31, 2015 09:43 PM
by Sixline

23

3,496

Ideal AFR with e85 at WOT? What is too lean?

fejjj on Sep 9, 2014

Sep 10, 2014 01:13 AM
by blown 944

5

6,945

32, 911, cam, camshaft, cruise, drivability, exhaust, gear, idle, intake, lean, mix, overlap, porsche, resonance, sucking, surge, surging, symptoms, vacuum

Cam Overlap Surging, causes?

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scarceller on Jun 24, 2010

May 5, 2014 08:23 PM
by scarceller

38

6,885

928, bosch, cis, fuel, injection, injector, kjetronic, lean, pix, porsche, pressure, specs, system, testerfor, tronic

FUEL INJECTION TESTER FOR CIS-K-JETRONIC BOSCH SYSTEMS

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ROG100 on Jan 11, 2010

Mar 20, 2014 11:10 PM
by am

50

33,479

95, 951, 997, boost, e85, lean, mustang, power, powered, quotes, running, stock, stocks, tune, turbo, vbulletin

boost/power limit of stock fuel pump for E85

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Paulyy on Jan 7, 2012

Mar 2, 2014 09:05 PM
by Paulyy

39

4,591

930, advantages, cis, enrichment, euro, flowed, fuel, head, lean, pelican, porsche, running

FS: Euro fuel head/cis system for Porsche 930

speednme on Aug 15, 2013

Dec 11, 2013 11:59 PM
by speednme

3

2,202

911 Turbo (930) Forum

aem, aemafr, boumce, doesnt, gauge, idle, lean, obd2, read, st, uego, wideband, writeup

AEM UEGO Install. Am I really running this lean at idle?

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KenRudd on Oct 19, 2013

Dec 3, 2013 02:14 PM
by KenRudd

60

30,242

83, 89, 944, ac, conversion, eaton, hood, lean, m90, maf, mixture, modification, na, porsche, removing, supercharging

Project: Eaton M90 s/c on '83 944

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odonnell on Sep 8, 2013

Sep 11, 2013 12:50 AM
by Raceboy

58

14,984

Racing & Drivers Education Forum

914, 951cc, detonation, fuel, lean, pics, plug, porsche, pre, problem, signs, spark

plug damage - lean, detonation, or both?

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Oddjob on Jul 30, 2013

Aug 4, 2013 12:13 AM
by rlm328

18

17,933

01, 03, 04, 05, 09, altima, cid, cid01, cid05, lean, p0420, rich, sensor, switch, tid, tid05, tid05cid01, tid09, time

P0420 on 2003 Targa

pieleapulii on Apr 17, 2013

Jul 28, 2013 04:06 PM
by kpl

5

6,096

996 Forum

Running lean and hot

19psi on Jul 24, 2013

Jul 25, 2013 10:22 AM
by SeanR

2

1,011

928, car, engine, fine, intake, lean, makes, midrange, misfire, normal, o2, porsche, run, runs, sensor, sesnors, unpluged, unplugged

Why does it run better with unplugged O2 sensor?

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Hvithaien on Jun 16, 2013

Jun 19, 2013 02:10 AM
by GregBBRD

15

63,206

94, 944, accelerates, car, concours, cuts, fine, foes, hesitates, hot, lean, leans, maf, randomly, restart, run, running, suddenly, turbo

Car will suddenly run lean and hesitate to accelerate

Windsor944T on May 18, 2013

Jun 9, 2013 04:08 PM
by Windsor944T

7

4,046

bmw, deq, f350, lean, obd, plug, port, running

Passing DEQ

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montoya on Mar 9, 2013

Mar 10, 2013 06:13 PM
by facelvega

21

1,411

997 GT2/GT3 Forum

89, 944, dying, filter, fuel, idling, lean, replace, turbo

89 944 turbo keeps dying... I need some help

951blur on Feb 9, 2013

Feb 9, 2013 03:46 PM
by Chunkerz

5

984

Boxster & Boxster S (986) Forum

2006, 986, boxster, cayenne, cold, freezing, idle, idles, lean, porsche, rough, runs, start, starting, system, temperature, vent

Rough idle on cold start

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ep3_lol on Jan 28, 2013

Feb 9, 2013 09:43 AM
by amondc

20

14,777

928, 951, ac, battery, fans, forces, gauge, high, hot, lean, overheating, reading, running, speed, temp

Running Hot but Not Overheating

CyCloNe! on Jan 25, 2013

Jan 28, 2013 05:02 PM
by CyCloNe!

11

11,570

124, 944, 996tt, afr, boost, driving, full, good, k276, lean, normal, numbers, running, throttle, turbo

BEST AFR numbers?

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joker2cv on Sep 10, 2012

Oct 13, 2012 09:04 PM
by blown 944

19

4,196

911, bank, car, couple, cylinder, cylinders, lean, left, porsche, rich, run, running, targa, uneven, viper

One bank of cylinders running too rich?

MillenniumFalcon on Oct 2, 2012

Oct 3, 2012 12:03 PM
by MillenniumFalcon

7

8,221

What should Wide band O2 read ?

Pete L on Aug 30, 2012

Aug 30, 2012 08:35 PM
by PorKen

2

751

924, 944, boxster, cold, driveaway, high, hot, idle, lean, part, porsche, runs, stumble, stumbles, throttle, vacuum

Ideas? Stumbles cold. Perfect when hot except high idle.

flagtie on Jul 16, 2012

Jul 17, 2012 01:44 AM
by River

3

978

997, air, banks, blowing, code, gt, hose, intake, leak, lean, pipe, plenum, porsche, runs, tt, turbo

997TT Air Intake Leak help

renntech36 on Jun 22, 2012

Jul 16, 2012 02:51 PM
by phillipj

7

7,954

997 Turbo Forum

928, 944, broken, emissions, fuel, lean, location, o2, pass, porsche, rennlist, retap, retard, sensor, size, timing, wrench, xylene

O2 Sensor removal help

chriscross on Jul 7, 2012

Jul 7, 2012 05:43 PM
by chriscross

7

1,169

944, bar, bung, cam, condition, exhaust, extremely, idle, leak, leaking, lean, map, rich, run, sensor, throttle, turbo, vehicle, voltage, wideband

Running very rich at idle, lean on throttle

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doabarrelroll on Mar 12, 2012

Jul 4, 2012 10:26 PM
by doabarrelroll

43

14,609