40mph - ClubLexus - Lexus Forum Discussion

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40mph, accelerating, engine noise, fuel, garbage, gas pedal, hesitation, noise, rx350, stuttering, transmission, vibration

Hesitation problem at various speeds (TSB info post #159)

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Larryu on Jan 5, 2016

Aug 18, 2025 05:30 PM
by Bangler

1,777

733,563

RX - 4th Gen (2016-2022)

40, 40mph, acceleration, aceleration, lexus, ls400, lx450, lx470, mph, noies, rear, shimmy, steering, unbalanced, vibrates, vibration, vibrations, wheel

Vibration at 40 mph on my LX470

Desiboom on Aug 10, 2010

Jun 20, 2024 08:21 AM
by Doug007

4

5,374

LX - 1st and 2nd Gen (1996-2007)

40, 40mph, air, car, control, dirty, gas, hesitation, hit, idle, im, mph, past, pcv, stutter, stutters, valve, wont

Car is "stuttering" at 40mph

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RalfyVA on Apr 6, 2013

Mar 15, 2016 06:58 AM
by mmatheny

24

19,791

ES - 1st to 6th Gen (1990-2018)

350, 40mph, 430, driveshaft, driving, es, floor, highway, intermittent, is300, lexus, mercedes, sc, shake, shaking, shimmy, speeds, vibrating, vibration

Intermittent Shaking/Vibration at High Speed

lexrally on Dec 1, 2013

Dec 3, 2013 05:17 AM
by fastnoypi

7

14,471

RX - 1st Gen (1999-2003)

2003, 2005, 330, 40mph, axle, balancing, camry, es, es330, lexus, nut, purchase, rotation, steering wheel, tires, vibrate, wobbling

2005 es330 steering vibration

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johnyboiiy on Sep 28, 2009

Sep 4, 2013 07:24 AM
by John U

17

13,921

ES - 1st to 6th Gen (1990-2018)

1992, 40, 40mph, 97, buck, engine, hesitation, jerk, jerked, jerking, lexus, mercedes, sc400, shakes, venza

Does anybody have a true answer to the 40MPH hesitation/Jerking

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KaiFD3S on Jul 21, 2013

Aug 12, 2013 12:54 PM
by dwebb99

16

26,270

SC - 1st Gen (1992-2000)

40mph, continental, dws, feels, fix, highway, is300, left, slight, steering, tire, turn, turning, vibration, wheel, wobble, wobbles

Steering Wobble when wheel slightly turned above 40mph

jtwags on Aug 29, 2012

Apr 28, 2013 06:26 AM
by barncat

10

12,276

SC430 - 2nd Gen (2001-2010)

40, 40mph, 420, car, check, crash, curb, gs, guardrail, hit, hydroplaning, lexus, ls, mph, slammed

Hydroplaned and slammed my LS into a curb at 40MPH

AJT123 on Sep 18, 2012

Sep 29, 2012 09:32 PM
by CarGuy89

12

7,670

LS - 3rd Gen (2001-2006)

300, 40, 40mph, 570, is300, lexus, lx, motor mounts, mph, past, sc400, shakes, surge, surging, thump, tps

Bucking/surging at around 40 MPH

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SC400slide on Jun 16, 2012

Jul 15, 2012 08:20 AM
by SC400slide

26

9,700

SC - 1st Gen (1992-2000)

2008, 350, 40, 40mph, es, g35xs, hum, humming, lancer, lexus, loud, ls460, mph, noice, noise, pulsating, pulsing, wheel

Humming noise @ 40Mph

430BOB on Feb 3, 2012

Feb 22, 2012 10:19 PM
by Jussjoshin

1

2,782

North Texas Lexus Club

40, 40mph, bushingdaizon, car, front, hour, lexus, ls430, miles, mph, shake, shakes, shaking, suspension, tires, truck

My whole car is shaking after 40 mph, ive tried everything..

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BIGVIC23 on Jul 7, 2009

Jan 26, 2012 01:37 PM
by giolex300

67

24,647

Suspension and Brakes

40mph, acurazine, atf, bucks, dexton, dextron, fluid, iii, iv, lexus, mobile, mount, ruined, sc400, transmission

Is my transmission ruined? Have always used dexton-III!!!

sorka on Dec 5, 2003

Jan 25, 2012 08:50 PM
by speed6

12

3,045

SC - 1st Gen (1992-2000)

350, 40mph, 430, accelerator, forum, lexus, ls, pedal, position, removal, sc430, sensor, throttle, tps, whistling

Throttle Position Sensor

Sturds on Jan 14, 2012

Jan 18, 2012 05:55 AM
by kford1040

1

1,901

RX - 1st Gen (1999-2003)

10, 40, 40mph, car, driving, gs, gx470, hear, is250, lexus, mph, noise, rear, rumbling, sound, tire, vibration

Vibration, rumbling noise at 40 mph

Josh400 on Jan 3, 2012

Jan 9, 2012 05:10 PM
by Josh400

7

10,533

SC - 1st Gen (1992-2000)

400, 40mph, 92, engine, fire, firing, idleing, lexus, mis, misfire, miss, sc, sc400, skipping, warmed

(sc400 - 92) Misfire issue @ idle & 40mph cruising.

project250 on Jan 6, 2012

Jan 6, 2012 11:21 PM
by JaySc300

1

1,923

SC - 1st Gen (1992-2000)

2004, 40, 40mph, buffeting, car, drumming, hum, humming, hummingdrumming, hums, is350, lexus, loud, mph, sound

Weird "humming" drumming" sound @ 40MPH...

YoNadz on Sep 15, 2011

Sep 15, 2011 07:08 PM
by Gville350

5

1,272

IS - 2nd Gen (2006-2013)

2009, 350, 40mph, 430, 460, brake, brakes, gs, gx470, lexus, ls, pulsate, pulsating, pulsation, pulsing

brakes pulsating

danxp on May 27, 2011

May 28, 2011 07:47 AM
by warminwisc

3

3,021

LS - 3rd Gen (2001-2006)

350, 40, 40mph, car, check, engine, filsee, is250, it, light, mph, pass, whats, wont, wrong

07 IS250AWD 34k engine stumbling, won't go over 40mph. Second time this has occured.

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NWIS250AWD on Feb 21, 2010

Dec 23, 2010 11:08 AM
by tobyman

51

23,079

IS - 2nd Gen (2006-2013)

2007, 350, 40mph, chevrolet, coasting, converter, end, es, front, impala, lexus, lockup, release, shuddering, torque

shuddering in front end at 30-40 mph

ms1 on Sep 15, 2010

Sep 23, 2010 12:09 PM
by garsarno

3

1,737

ES - 1st to 6th Gen (1990-2018)

40mph, bearing, car, es350, flywheel, grinding, high, lexus, pitched, purring, sebring, sound, squeal, wheel, whine, whining

High Pitched Whine from 0-40mph

User1321989 on Feb 20, 2009

Jun 22, 2010 11:46 AM
by S142jz

9

1,241

SC - 1st Gen (1992-2000)

40mph, air, celica, door, driving, hum, lexus, loud, ls400, noise, noisy, toyota, wind, windscreen

Wind Noise at 40mph +

dangt84 on Mar 9, 2010

Mar 9, 2010 01:10 PM
by RA40

1

1,492

LS - 1st and 2nd Gen (1990-2000)

2000, 40mph, celica, change, differential, driving, engine, gears, gts, is300, lexus, ls430, noise, noisy, sound, whining

Whining noise, what can it be??

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d1deuce on Jan 30, 2010

Feb 5, 2010 06:19 AM
by d1deuce

15

8,290

LS - 1st and 2nd Gen (1990-2000)

2000, 330ci, 40, 40mph, 55, car, drive, gs400, is300, lexus, mph, pass, past, replace, shaft, shakes, shaking, shimmy

Cant Drive Pass 40mph car shaking

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eyecon7 on Jun 8, 2009

Dec 27, 2009 02:49 PM
by Champstar

45

8,392

GS - 2nd Gen (1998-2005)

whats happening?!@#

KPC on Nov 30, 2009

Dec 4, 2009 03:49 AM
by LexusGSXR

11

1,070

IS - 1st Gen (2001-2005)

2001, 38, 40, 40mph, bogs, car, feels, lexus, mph, shakes, shudders, shutters, slips, vibrates, wobbles

Car shakes/bogs around 40mph?

guod on Aug 8, 2009

Aug 9, 2009 05:34 PM
by 818sc400

6

5,264

SC - 1st Gen (1992-2000)

10k, 2006, 300, 40mph, barring, bearing, es350, failure, failures, gs, humming, lexus, noise, prairie, rear, rx330, turbines, wheel

10K wheel bearing failure

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biff44 on Jun 24, 2007

Mar 12, 2009 10:40 PM
by LexLove202

33

5,273

RX - 2nd Gen (2004-2009)

2003, 40mph, align, alignment, beeping, gs430, issues, lexus, problems, trunk

alignment issues and a huge dent in my car =(

handoverfi on Oct 19, 2008

Oct 19, 2008 04:18 PM
by Kyle Harty

10

860

GS - 2nd Gen (1998-2005)

1000, 22lagging22whendeceleratinglexus, 40mph, coasting, deceleration, downshift, drops, lagging, lags, ls400, ls460, rpm, sc400, slows, transmission

Transmission "lag" when decelerating

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lexier on Aug 26, 2008

Sep 16, 2008 02:17 PM
by lexier

16

3,721

LS - 4th Gen (2007-2017)

1995, 40mph, 95, codes, diagnostic, e1, filter, fuel, obd1, rusted, sc400, stumbling, te2

'95 sc400 - poor performance / getting codes

schlomo on Jul 27, 2008

Jul 27, 2008 06:33 PM
by schlomo

0

583

SC - 1st Gen (1992-2000)

40, 40mph, downshift, lexus, ls400, mph, sc400, vibration, vivration

has everyone given up on 40mph vibration?

snidehocke on Mar 14, 2008

Mar 14, 2008 07:18 PM
by snidehocke

0

582

SC - 1st Gen (1992-2000)

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