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2009 Mercedes Benz C300: airbag warning light

31 of the 576 complaints about the 2009 Mercedes Benz C300 describe airbag warning light.

owner complaints
31
of this car's complaints
5%
typical mileage
75,000
recalls
5
Is there a fix? There are 5 recalls and 4 service bulletins for this area of the car. See below

Airbag warning light by model year

What owners say

Filed Mar 12, 2026 · Electrical · 217,000 miles · AL

The contact owns a 2009 Mercedes-Benz C300. The contact stated that while starting the vehicle, the check engine, seat belt, and air bag warning lights illuminated. Additionally, the headlights and navigation lights failed to activate for a while. There was burning odor inside the vehicle with the heat activated or turned off. The contact also stated the vehicle failed to start for three days before eventually being able to start. The contact attempted to charge the battery, which resulted in a visible spark. The vehicle was taken to a dealer where it was diagnosed with a sound module and the Signal Acquisition Module (SAM) failures. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 217,000.

Filed Jun 6, 2024 · Airbags, Engine · 99,000 miles · MS

The contact owns a 2009 Mercedes-Benz C300. The contact stated that while driving at an undisclosed speed, the "SRS System Requires Service" was displayed. The air bag and check engine warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the vapor canister shutoff valve but had not provided a diagnosis for the SRS system. The vehicle was repaired. The manufacturer was notified of the failure, and a case was opened. The failure mileage was 99,000.

Filed Jul 11, 2022 · Driver assistance, Engine · 120,000 miles · NC

The contact owns a 2009 Mercedes-Benz C300. The contact stated that she had experienced several electrical failures with the vehicle including the power seat and power windows, the parking brake, the exterior lighting, and the air bag warning lights. The contact also stated that the vehicle would lose motive power and stall while driving at various speeds with several unknown warning lights illuminated. The dealer was notified of the failure but offered no assistance. Upon investigation, the contact linked that failure to the federal safety agency Campaign Number: 22V168000 (Exterior Lighting, Electronic Stability Control, Engine and Engine Cooling). The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was approximately 120,000.

Filed Nov 23, 2021 · Airbags · CA

Front Right SRS Malfunction Service Required

Filed Aug 26, 2020 · Airbags, Fuel system · 191,000 miles · PA

My rear subframe is dropped my airbag lights keep coming on my suspension is terrible because of my suspension my rear subframe had dropped and my light warning for my lights keep coming on

Filed Nov 15, 2019 · Airbags · 85,000 miles · NC

Tl* the contact owns a 2009 mercedes-benz c300. The contact received a recall notice for the federal safety agency campaign number: 16v081000(air bags). After he received the recall notice, both the driver and passenger air bag warning indicators illuminated. The contact took the vehicle to mercedes-benz of northlake (10725 northlake auto plaza blvd, charlotte, nc 28269, 704‑321‑4833) and was informed that the parts were available. The contact also had the vehicle diagnosed for the air bag indicators. The dealer determined that a faulty child weight occupancy sensor caused the failure. The manufacturer was notified of the failure and offered no assistance. The vehicle was not repaired. The failure mileage was 85,000.

Filed Dec 27, 2018 · Airbags · PA

Tl* takata recall. The contact owns a 2009 mercedes-benz c300. The contact received recall notifications for the federal safety agency campaign numbers: 16v081000 (air bags) and 17v017000 (air bags). The contact stated that the air bag warning indicator had been randomly illuminating. Sun motor cars, inc. (6677 carlisle pike, mechanicsburg, pa 17050, (717) 691-3333) stated that the parts were not available. The manufacturer was notified of the failure. The failure mileage was not available. Parts distribution disconnect.

Filed Nov 6, 2018 · Airbags, Electrical · 118,599 miles · IL

Tl* the contact owns a 2009 mercedes-benz c300. While driving various speeds, the air bag warning indicator illuminated. In addition, both turn signal indicators and windshield wipers failed to function when the air bag indicator illuminated. The vehicle was not taken to a dealer or an independent mechanic for diagnostic testing. The vehicle was not repaired. The VIN was included in the federal safety agency campaign numbers: 16v081000 and 18v043000 (air bags). The manufacturer was not notified of the failure. The approximate failure mileage was 118,599.

Filed Jun 7, 2018 · Airbags · 64 miles · MD

Takata recall. It has been since 2016 that there are safety issues with this model SRS for mb, when will a solution become available to consumers. I do not want something to happen to me or a family member because of the slow or no response in remedying this problem.

Filed Mar 30, 2018 · Airbags, Seats · MD

2009 mercedes benz c300. Consumer writes in regards to part of the SRS control unit module was repair, head rest unit deployed while driving and replacement parts not available to repair airbag recall. *smd

Filed Nov 21, 2017 · Airbags · 50 miles · VA

My car was brought into mercedes of chantilly twice and was told they did not have the parts to repair the air bag malfunction air bag light consistently goes on

Filed Nov 2, 2017 · Airbags, Electrical · 48,000 miles · PA

Takata recall - nhsta recall number 16v081 and 17v017 and nhsta recall number 15v711 regarding the SRS control model. I have received several notices of these 3 very dangerous and urgent recalls. My vehicle is subject to these recalls and no remedy has been provided for all. I have contacted the manufacturer and mercedes benz dealership to have these recalls fixed, but I am told they have no parts to fix the recall, no remedy has been provided and there is nothing they can do to address the recalls - meanwhile, I am at risk every time I get behind the wheel and continue to receive notices about how dangerous this recall can be, life threatening. Now takata is filing bankruptcy and it has been years since the recalls were issued - why is there no remedy available to fix this? No dealership will address the issues, it in just an on going, never ending game. I want to know how I can fix my defective car before my wife, children, or myself are injured or killed due to the severity of this specific recall.

Service bulletins that may apply

Related recalls

Air bags: frontal: passenger side: inflator moduleReported January 10, 2018 · 132,167 vehicles affected
What is wrong
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2013 C250, C250 Coupe, C350 Coupe 4Matic, C300 4Matic, C350, C350 Coupe, C63 AMG, C63 Coupe, E350 Cabrio, E350 Coupe, E550 Cabrio, E350 Coupe 4Matic, E550 Coupe, GLK350 4Matic, GLK250 Bluetec 4Matic, GLK350, SLS Coupe, SLS AMG GT Coupe, and SLS Roadster vehicles sold, or ever registered, in the states of Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands or "Zone A." Additionally, MBUSA is recalling certain 2010 C300, C300 4Matic, C63 AMG, E350 Coupe, E550 Coupe, GLK350, and GLK350 4Matic vehicles ever registered in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or "Zone B." MBUSA is also recalling certain 2009 C300, C300 4Matic, C63 AMG, and C350 vehicles ever registered in the states of AK, CO, CT, ID, IA, ME, MA, MI, MN, MO, NH, NY, ND, OR, RI, SD, UT, VT, WA, WI and WY or "Zone C." In the event of a crash necessitating deployment of the passenger frontal air bag, these passenger air bag inflator may explode due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.
Risk
An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy
MBUSA will notify owners, and dealers will replace the passenger frontal air bag module, free of charge. Mercedes issued an interim notification to owners on February 23, 2018. A second notice will be mailed when remedy parts are available. Owners may contact MBUSA customer service at 1‑877‑496‑3691.

Recall number 18V043000 · Recall details

Air bags: frontal: passenger side: inflator moduleReported January 10, 2017 · 104,119 vehicles affected
What is wrong
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2012 C300 4Matic, C250, C250 Coupe, C350, C350 Coupe 4Matic, C350 Coupe, C63 AMG, C63 AMG Coupe, E350 Coupe 4Matic, E350 Cabrio, E350 Coupe, E550 Cabrio, E550 Coupe, GLK350 4Matic, GLK350, SLS AMG Cabrio, and SLS AMG Coupe vehicles originally sold, or ever registered, in Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands, or "Zone A." Additionally, unless included in "Zone A" above MBUSA is recalling certain 2009 C300 4Matic, C300, C350 and C63 AMG vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Additionally, unless included in "Zone A" or "Zone B" above MBUSA is recalling certain 2008 C300 4Matic, C300, and C350 vehicles originally sold, or ever registered, in Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules, and used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.
Risk
An inflator rupture may result in metal fragments striking the vehicle occupants resulting in serious injury or death.
Remedy
MBUSA will notify owners, and dealers will replace the front passenger air bag modules, free of charge. Owners were sent an interim notification in March 2017. Second notices started going out in October 2018 and continue to be mailed as parts become available. Owners may contact MBUSA customer service at 1‑877‑496‑3691

Recall number 17V017000 · Recall details

Air bags: frontal: passenger side: inflator moduleReported May 26, 2016 · 258,163 vehicles affected
What is wrong
Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2008-2011 C300 Sedan, C300 4matic Sedan, C350 Sedan, C63 AMG Sedan vehicles, 2010-2011 GLK350, GLK350 4-Matic and E350 Coupe vehicles, 2011 SLS AMG, E350 Convertible, E550 Coupe and E550 Convertible vehicles originally sold, or ever registered, in Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands, or "Zone A." Additionally, unless included in "Zone A" above, MBUSA is recalling certain model year 2008 C300 Sedan, C350 Sedan, C63 AMG Sedan and C300 4-Matic Sedan vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Vehicles not originally sold or ever registered in either Zones A or B are not subject to this safety recall. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules, and used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.
Risk
An inflator rupture may result in metal fragments striking the vehicle occupants resulting in serious injury or death.
Remedy
MBUSA will notify owners, and dealers will replace the passenger frontal air bag modules, free of charge. Owners were sent an interim notification October 2016. A second notice will be mailed when remedy parts are available. Owners may contact MBUSA customer service at 1‑877‑496‑3691.

Recall number 16V363000 · Recall details

Air bags: frontal: driver side: inflator moduleReported February 11, 2016 · 711,159 vehicles affected
What is wrong
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2009-2010 ML320 BlueTec 4Matic, GL320 BlueTec 4Matic and R320 CDI 4Matic, 2011 E350 Cabriolet and E550 Cabriolet, 2009-2011 ML350, ML350 4Matic, ML550 4Matic, ML63 AMG, and C63 AMG, 2010-2011 ML450 4Matic Hybrid, E350 Coupe, E350 4Matic, E550 Coupe, E550 4Matic, and E63 AMG, 2011-2012 GL350 BlueTec 4Matic and R350 BlueTec 4Matic, 2009-2012 GL450 4Matic, GL550 4Matic and R350 4Matic, 2007-2008 SLK280, SLK350, and SLK55 AMG, 2011-2014 SLS AMG Coupe, 2012 SLS AMG Cabriolet, 2013-2014 SLS AMG GT and SLS AMG GT Cabriolet, 2005 C230 Kompressor and C320, 2006-2007 C230, 2006-2011 C350, 2008-2011 C300 and C300 4Matic, 2010-2012 GLK350 and GLK350 4Matic and 2007-2008 Chrysler Crossfire vehicles. Upon deployment of the driver's frontal air bag, excessive internal pressure may cause the inflator to rupture.
Risk
In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could rupture with metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy
MBUSA will their notify owners, and Fiat Chrysler will notify the affected Chrysler owners. Dealers for the respective brands will replace the driver's frontal air bag module, free of charge. This recall began November 2016. Mercedes-Benz owners may contact MBUSA customer service at 1‑800‑367‑6372 and Chrysler owners may contact Fiat Chrysler customer service at 1‑800‑853‑1403.

Recall number 16V081000 · Recall details

Air bags: frontal: sensor/control module-inactiveReported October 27, 2015 · 127,504 vehicles affected
What is wrong
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2008-2009 C300 Sedan, C300 4Matic, C63 AMG, and C350 vehicles, and 2010 GLK350 and GLK350 4Matic vehicles. Due to a manufacturing error, the air bag control unit may corrode and cause the control unit to malfunction.
Risk
The malfunctioning air bag control unit may cause the air bags to unexpectedly deploy increasing the risk of injury and the possibility of a vehicle crash. Alternatively, the air bag control unit malfunction may cause the air bags to not deploy in the event of a crash necessitating air bag deployment, increasing the risk of occupant injury.
Remedy
MBUSA will notify owners, and dealers will inspect the air bag control unit and replace it, as necessary, free of charge. Mercedes-Benz issued an interim notification to owners on December 23, 2015. The recall began on March 14, 2016. Owners may contact MBUSA customer service at 1‑800‑367‑6372.

Recall number 15V711000 · Recall details

Questions about the 2009 Mercedes Benz C300 airbag light

Is airbag warning light a common problem on the 2009 Mercedes Benz C300?

31 of 576 owner complaints about the 2009 Mercedes Benz C300 (5%) mention airbag warning light. The model year with the most reports is 2008.

Is there a recall or service bulletin for this on the 2009 Mercedes Benz C300?

There are 5 recalls and 4 service bulletins for the same area of the car. Check them below with your VIN.

Other symptoms on the 2009 Mercedes Benz C300

Steering lock-up 92Won't start 87Headlights 24Fire or smoke 13Warning lights 9ABS 8No deployment 7Ball joint 7Engine failure 7Check engine light 6Door locks 6Overheating 6Harsh shifting 5Key fob 5Won't shift 5

All model years of the Mercedes Benz C300

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