C-Class (W203) - MBWorld.org Forums

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bose, c230, c320, class, gti, krew, package, picture, premium, sf, side, skirts, subwoofer, vw, wagon

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Official C-Class Picture Thread

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Accord on Jan 31, 2002

Jun 6, 2026 12:57 PM
by Gersssi

7,020

4,497,577

adjustable, arms, bar, bushings, control, end, links, lube, lubricating, make, rear, squeak, squeaking, suspension, sway, tightening, w203

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Common suspension noises and solutions

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TruTaing on Aug 17, 2010

Mar 7, 2026 12:27 PM
by SilverSound4

345

715,524

18, 2005, 2008020002, c230, campaign, diagram, euro, kompressor, leak, m271, number, oil, recall, sunroof, tails

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M271 2003-2005 C230 guys go to the dealer now free work/recall

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linkmustang on Mar 10, 2008

Nov 6, 2025 01:06 PM
by Euroslammed

300

361,709

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Owners Manuals, Service Manuals, Etc.

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1 2)

Glyn M Ruck on Oct 30, 2010

Jan 11, 2025 11:56 AM
by Handygoober

47

243,687

2006, alternator, battery, c240, coupe, fiat, flapper, jetta, key, motor, recirculating, red, removing, reset, srs

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List of faults that occur after disconnecting battery...

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1 2 3 4 5 ... Last Page)

MB-BOB on Jul 27, 2005

Apr 18, 2024 04:32 PM
by tclark

199

994,973

2003, actuators, air, c32, change, cond, conditioner, evaporator, leaking, merzedes, motors, noisy, recharge, stepper, w203

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Noisy Air Conditioner ?? Stepper Motor Replacement / Clicking & Hissing

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TechSuperstar on Jan 9, 2007

Oct 2, 2023 09:22 PM
by slammer111

659

904,879

Sticky

W203 Technical Service Bulletins

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1 2 3 4)

vraa on Oct 3, 2005

Aug 27, 2020 09:46 AM
by StevenVN

86

319,359

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Inductively energised key, handshake & start process

Glyn M Ruck on Aug 21, 2011

Jun 27, 2019 02:39 PM
by Jhicks56

13

76,168

2002, 2005, 2008, benz, c230, guide, indicater, indicator, mb, mercedes, mercedesbenz, model, reset, service, world

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Latest Guide to Resetting the Service Indicator - most models

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1 2 3)

Glyn M Ruck on Jan 5, 2010

Feb 27, 2019 03:12 AM
by hEEk

74

344,929

2004, 22951, 272, c240, capacity, engine, filter, fleece, jaguar, level, mercedes, ml350, oem, oil, overfilled, spec, supplier, type

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Definitive Approved Engine Oil Requirements - USA

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Glyn M Ruck on Dec 11, 2008

Oct 23, 2018 11:56 AM
by Audi Junkie

110

246,240

basslink, battery, c300, cruznlv, discharge, exhaust, infinity, jeep, mercedes, pasad, philippines, schatz, tips, viseeo, wrangler

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MJ50's W203 Mod Fever (OEM Retrofits)

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MJ50 on Jan 5, 2004

Sep 12, 2017 01:26 PM
by MJ50

1,412

612,320

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MUST READ - To All W203 Owners/posters

drexappeal on Jan 31, 2008

Jan 31, 2008 01:47 PM
by drexappeal

0

89,975

2000, 2004, 230, aftermarket, air, c230, filter, interiors, kompressor, mercedes, mods, sedan, supercharger, w203, w204

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AFTERMARKET & OEM MODIFICATIONS / DIY - FAQ's

amdeutsch on May 21, 2005

Feb 12, 2007 03:22 PM
by drexappeal

1

269,987

Normal Threads

Water leak

Anesti on Yesterday

Yesterday 02:32 AM
by Anesti

0

62

Driver side door won't latch closed

C230 Sport Coup on Jun 8, 2026

Jun 16, 2026 10:09 PM
by C230 Sport Coup

4

240

c230, coupe, does, installed, kompressor, parametric, rack, sensitive, speed, steering, works

Speed Sensitive Rack installed

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1 2)

SUNILP on Apr 11, 2007

Jun 16, 2026 08:37 PM
by weeblebiker

43

6,653

Bigger injector installation on m111 engine

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1 2 3)

ntinosath on Dec 4, 2025

Jun 16, 2026 05:56 PM
by ziigen

53

3,937

2002 C230K SC - Dead

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TheRotaryFox on May 13, 2024

Jun 16, 2026 01:02 AM
by C230 Sport Coup

147

12,012

WE DID IT - RESOLVING PREMATURE TIRE WEAR

K-Mac on Jun 15, 2026

Jun 15, 2026 10:46 PM
by K-Mac

0

56

Weird noise like a cd rubbing

CyberSerpent on Jun 8, 2026

Jun 15, 2026 02:56 PM
by smgak

11

212

Hood was stuck shut now it’s stuck open

dpop1013 on Jun 13, 2026

Jun 13, 2026 11:16 PM
by dpop1013

3

137

blow, bypass, diagram, intake, m111, m271, mercedes, mr2, open, route, supercharger, valve, valves, w203, works

MB OEM Supercharger Bypass Valve

bwco on Apr 22, 2007

Jun 13, 2026 05:38 AM
by mikekilo

12

27,610

Replace alternator, anything else?

nsc230k on Jun 10, 2026

Jun 13, 2026 01:31 AM
by C230 Sport Coup

2

121

Early '01 Fuel Sender Spec Resistance

aerobat on Apr 29, 2015

Jun 11, 2026 12:41 AM
by S@v10r16y

4

5,993

Basnk 1 sensor 1 nightmare

Brian McL on Jun 9, 2026

Jun 10, 2026 05:53 PM
by Brian McL

1

100

How to get hood open

dpop1013 on Jun 10, 2026

Jun 10, 2026 04:27 PM
by smgak

1

111

Mercedes C240 4matic wagon

Iam Bingood on Jun 7, 2026

Jun 9, 2026 07:41 PM
by Iam Bingood

7

227

Check engine light appears after replacing alternator

ggharek on Jun 8, 2026

Jun 8, 2026 11:07 PM
by TimC300

4

165

Airconditon

2bertz on Jun 13, 2025

Jun 7, 2026 01:20 PM
by itsmeanthony

9

550

Help with doing a smoke test

Nikitag on May 24, 2026

Jun 6, 2026 04:56 PM
by Nikitag

5

298

2003, 2005, 3, c230, engine, flush, fording, intervals, kit, m271, mercedes, reset, service, times, w203, w460, water

How many miles or kms have you clocked your W203 ?

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boytoys on Sep 5, 2005

Jun 6, 2026 01:02 PM
by Gersssi

621

148,030

breather, c230, delete, eaton, egr, hose, intake, kompressor, m271, mercedes, muffler, p0410, removal, resonator, silencer, supercharger

M271 (1.8L) Supercharger Intake Resonator (baffled muffler) removal

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Ogpogo on Jul 30, 2007

Jun 6, 2026 01:25 AM
by senzzz

170

272,849

A/C suddenly warm

itsmeanthony on Jun 4, 2026

Jun 6, 2026 12:53 AM
by smgak

5

200

Thottle body porting

112233 on Jun 5, 2026

Jun 5, 2026 01:57 PM
by 112233

0

101

Intake manifold CORRECT torque specs. please

Brian McL on Jun 2, 2026

Jun 5, 2026 01:37 PM
by Brian McL

5

224

07 C230 rough start w cold engine

Skiehlmeie on Apr 13, 2026

Jun 3, 2026 08:47 AM
by Skiehlmeie

2

232

2002, audi, body, c240, car, clean, cleaning, dirty, diy, m271, m5, mercedes, replace, s4, tba, throtle, throttle, w203

DIY: M271 Throttle Body Cleaning/Getting to and Replacing your TB

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1 2)

nlpamg on Mar 15, 2009

Jun 1, 2026 03:43 AM
by smgak

43

77,467

Stage 2 tune for 2002 c230 kompressor m111 2.3l

2002 m111 c230 on May 30, 2026

May 31, 2026 01:36 PM
by ziigen

1

161

Stage 2 tune for 2002 c230 kompressor m111

2002 m111 c230 on May 29, 2026

May 30, 2026 10:34 AM
by MJ50

1

209

Accidently pushed wheel bearing crooked

Dokus on May 29, 2026

May 30, 2026 02:51 AM
by Dokus

2

203

Sedan sunroof air deflector won't deploy

Spooky55 on Sep 6, 2024

May 28, 2026 02:53 PM
by pfrank

3

745

The " own more than one CL203 club"

C230 Sport Coup on Jul 7, 2025

May 25, 2026 08:57 PM
by C230 Sport Coup

8

641

HOW TO: Fix Cloudy / Yellowed Headlights

KILLERHERTZ on May 24, 2026

May 24, 2026 07:12 AM
by KILLERHERTZ

0

147

Poll

2005 CLK 500 Cold Air Intake

Magnesium77 on May 22, 2026

May 22, 2026 11:29 PM
by smgak

1

114

The Forgotten AMG: "CL203 XX AMG" 3-Year Journey to Fulfillment❗️

XX_Project on Feb 6, 2026

May 22, 2026 04:46 AM
by C55.vick

5

1,101

Rear SAM

scott414 on May 4, 2021

May 20, 2026 02:11 PM
by naesm

2

2,044

Another no cranck no start

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1 2 3)

amcink on Dec 15, 2014

May 20, 2026 01:15 AM
by smgak

57

118,426

Searching for information regarding catalytic converter delete

an6dk on May 12, 2026

May 19, 2026 08:02 PM
by MBENZTECH

6

357

cl203 no speedometer/ABS/ESP/BAS

burgerbreakfast on May 10, 2024

May 18, 2026 03:48 PM
by C230 Sport Coup

10

1,997

Vacuum pump

Kwameskillz on May 11, 2026

May 13, 2026 04:51 AM
by C230 Sport Coup

2

324

Mercerdes c320 w203 m112 misfire cyl 6

Juli Chepandov on Nov 14, 2024

May 12, 2026 06:44 AM
by b05_uli

9

2,245

questions about headlights, inter coolers

an6dk on May 9, 2026

May 11, 2026 03:47 AM
by an6dk

9

366

2001, c240, defect, light, mercedes, reset, restr, restrain, restraint, safety, srs, sys, system, visit, workshop

HELP - "Restraint System Visit Workshop! SRS"

TTR on Feb 25, 2013

May 9, 2026 07:12 AM
by SilverSound4

13

97,472

Coolant leak by oil cap

Nicko559 on Sep 13, 2025

May 9, 2026 07:06 AM
by SilverSound4

6

801

350, c280, cam, clk, door, eclassic, fuel, gas, lip, lock, mercedes, open, petrol, unlock, w126, wont

Fuel door won't open

C230 Sport Coup on May 2, 2013

May 9, 2026 07:04 AM
by SilverSound4

14

39,977

W203 Faulty Headlamp / Need Opinion on Ballast

simaosrcm on Jan 24, 2026

May 9, 2026 06:49 AM
by SilverSound4

2

685

2003, 2007, benz, bra, c230, common, coupe, fix, fog, fogging, headlight, mercedes, prblems, replacing, sport

Looking to buy a C230 Coupe, Headlight damage question, and what other problems?

JMon on Nov 16, 2007

May 9, 2026 05:43 AM
by SilverSound4

13

1,889

2001, 2004, 57i, air, alumicoated, c230, c230k, cl600, cold, induction, intake, kit, kn, mercedes, scoop

Any Cold Air Intake for C-class???

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1 2)

S_kLaSse on Jul 15, 2004

May 9, 2026 05:35 AM
by SilverSound4

35

36,437

New owner m111k

TOMAS PF on May 4, 2026

May 6, 2026 04:16 PM
by C230 Sport Coup

2

177

Parts are Discontinued.

chicago_fog on May 5, 2026

May 5, 2026 06:36 PM
by chicago_fog

2

228

Unknown obd code

the_edge123 on May 1, 2026

May 2, 2026 02:43 PM
by C230 Sport Coup

2

147

We need an intake manifold...but which one ?

Brian McL on Apr 26, 2026

Apr 26, 2026 09:21 PM
by smgak

2

178

How many C coupes are still here?

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1 2 3 4 5)

C230 Sport Coup on Apr 2, 2020

Apr 23, 2026 01:20 PM
by C230 Sport Coup

122

23,015