Total Complaints
65 filings
MERCEDES-BENZ ML430 · model year
65 NHTSA complaints, 3 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2001MERCEDES-BENZML430 carries 65 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 3 crashes, 0 fires, 2 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2001 ML430 is service brakes with 11 filings, followed by service brakes, hydraulic (8) and electronic stability control (esc) (6). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 15 investigation files overlapping the 2001 ML430. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
65 filings
Crashes Reported
3 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| SERVICE BRAKES | 11 |
| SERVICE BRAKES, HYDRAULIC | 8 |
| ELECTRONIC STABILITY CONTROL (ESC) | 6 |
| ELECTRICAL SYSTEM | 6 |
| VEHICLE SPEED CONTROL:CRUISE CONTROL | 3 |
| STEERING | 3 |
| VEHICLE SPEED CONTROL | 3 |
| POWER TRAIN | 2 |
| UNKNOWN OR OTHER | 2 |
| VISIBILITY:WINDSHIELD WIPER/WASHER | 1 |
| EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM) | 1 |
| VISIBILITY:WINDSHIELD | 1 |
| VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM | 1 |
| STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID | 1 |
| VISIBILITY:POWER WINDOW DEVICES AND CONTROLS | 1 |
Was driving 50 miles per hour when the car slammed on the brakes, nearly getting me rear ended. The throttle would not respond until the car was doing maybe5 miles per hour - on an interstate! The BAS/ESP light was on solid. I got onto an off ramp, called the dealer, was told it could be several causes, drove home carefully, and took it to the dealer. The dealer found nothing. Several times since, the car was being driven at speeds in the 20-30 miles per hour range, and the system would slam on the brakes and pull hard to the left. I could smell the brake dust in the car. Other times, it will ALMOST engage (ESP light flashes as well) then backs off.
Was driving 50 miles per hour when the car slammed on the brakes, nearly getting me rear ended. The throttle would not respond until the car was doing maybe5 miles per hour - on an interstate! The BAS/ESP light was on solid. I got onto an off ramp, called the dealer, was told it could be several causes, drove home carefully, and took it to the dealer. The dealer found nothing. Several times since, the car was being driven at speeds in the 20-30 miles per hour range, and the system would slam on the brakes and pull hard to the left. I could smell the brake dust in the car. Other times, it will ALMOST engage (ESP light flashes as well) then backs off.
Was driving 50 miles per hour when the car slammed on the brakes, nearly getting me rear ended. The throttle would not respond until the car was doing maybe5 miles per hour - on an interstate! The BAS/ESP light was on solid. I got onto an off ramp, called the dealer, was told it could be several causes, drove home carefully, and took it to the dealer. The dealer found nothing. Several times since, the car was being driven at speeds in the 20-30 miles per hour range, and the system would slam on the brakes and pull hard to the left. I could smell the brake dust in the car. Other times, it will ALMOST engage (ESP light flashes as well) then backs off.
RE: 2001 MB ML430 ELECTRONIC BRAKING SENSOR THE FRONT PASSENGER BRAKE INITIALLY LOCKED UP AT LOW SPEED UPON ACCELERATION. AFTER STOPPING AND TURNING THE VEHICLE OFF AND BACK ON THE SYSTEM WAS BACK TO NORMAL. THEN ONE DAY I WAS TRAVELING AT NEAR 70 MPH IN THE PASSING LANE OF AN INTERSTATE HIGHWAY WHEN THE FRONT DRIVER BRAKE LOCKED UP AND BRAKE TIRE SMOKE BILLOWED FROM MY VEHICLE WHICH CAUSED TRAFFIC BEHIND ME TO SWERVE AND BRAKE BEHIND AND ON THE SIDE OF ME. I PROCEEDED TO PULL OFF ONTO THE SHOULDER OF THE HIGHWAY AND TURNED MY VEHICLE OFF AND BACK ON, AFTER WHICH MY VEHICLE OPERATED NORMALLY. I PROCEEDED TO DO AN ONLINE SEARCH AND LEARNED THAT THIS WAS A COMMON SORT OF PROBLEM FOR THIS MODEL.. PARTICULARLY AT LOW SPEEDS. IN MY CASE IT HAPPENED AT LOW SPEEDS AND THEN THE ONE TIME AT 70 MPH. I LEARNED THAT THE YAW SENSOR WHICH IS PART OF THE ABS SYSTEM WAS COMMONLY REPORTED AS THE LIKELY CAUSE OF THE PROBLEM.. I PROCEEDED TO DISCONNECT THE YAW SENSOR AND HAVE H
Mileage: 125,000
RE: 2001 MB ML430 ELECTRONIC BRAKING SENSOR THE FRONT PASSENGER BRAKE INITIALLY LOCKED UP AT LOW SPEED UPON ACCELERATION. AFTER STOPPING AND TURNING THE VEHICLE OFF AND BACK ON THE SYSTEM WAS BACK TO NORMAL. THEN ONE DAY I WAS TRAVELING AT NEAR 70 MPH IN THE PASSING LANE OF AN INTERSTATE HIGHWAY WHEN THE FRONT DRIVER BRAKE LOCKED UP AND BRAKE TIRE SMOKE BILLOWED FROM MY VEHICLE WHICH CAUSED TRAFFIC BEHIND ME TO SWERVE AND BRAKE BEHIND AND ON THE SIDE OF ME. I PROCEEDED TO PULL OFF ONTO THE SHOULDER OF THE HIGHWAY AND TURNED MY VEHICLE OFF AND BACK ON, AFTER WHICH MY VEHICLE OPERATED NORMALLY. I PROCEEDED TO DO AN ONLINE SEARCH AND LEARNED THAT THIS WAS A COMMON SORT OF PROBLEM FOR THIS MODEL.. PARTICULARLY AT LOW SPEEDS. IN MY CASE IT HAPPENED AT LOW SPEEDS AND THEN THE ONE TIME AT 70 MPH. I LEARNED THAT THE YAW SENSOR WHICH IS PART OF THE ABS SYSTEM WAS COMMONLY REPORTED AS THE LIKELY CAUSE OF THE PROBLEM.. I PROCEEDED TO DISCONNECT THE YAW SENSOR AND HAVE H
Mileage: 125,000
RE: 2001 MB ML430 ELECTRONIC BRAKING SENSOR THE FRONT PASSENGER BRAKE INITIALLY LOCKED UP AT LOW SPEED UPON ACCELERATION. AFTER STOPPING AND TURNING THE VEHICLE OFF AND BACK ON THE SYSTEM WAS BACK TO NORMAL. THEN ONE DAY I WAS TRAVELING AT NEAR 70 MPH IN THE PASSING LANE OF AN INTERSTATE HIGHWAY WHEN THE FRONT DRIVER BRAKE LOCKED UP AND BRAKE TIRE SMOKE BILLOWED FROM MY VEHICLE WHICH CAUSED TRAFFIC BEHIND ME TO SWERVE AND BRAKE BEHIND AND ON THE SIDE OF ME. I PROCEEDED TO PULL OFF ONTO THE SHOULDER OF THE HIGHWAY AND TURNED MY VEHICLE OFF AND BACK ON, AFTER WHICH MY VEHICLE OPERATED NORMALLY. I PROCEEDED TO DO AN ONLINE SEARCH AND LEARNED THAT THIS WAS A COMMON SORT OF PROBLEM FOR THIS MODEL.. PARTICULARLY AT LOW SPEEDS. IN MY CASE IT HAPPENED AT LOW SPEEDS AND THEN THE ONE TIME AT 70 MPH. I LEARNED THAT THE YAW SENSOR WHICH IS PART OF THE ABS SYSTEM WAS COMMONLY REPORTED AS THE LIKELY CAUSE OF THE PROBLEM.. I PROCEEDED TO DISCONNECT THE YAW SENSOR AND HAVE H
Mileage: 125,000
TWICE NOW WHILE DRIVING AND GOING OVER MINOR BUMPS (DOTS ON THE ROAD TO WARN OF CROSSWALKS AND A DRIVEWAY ENTRANCE CURB) THE BAS/ESP AND HAZARD LIGHTS HAVE COME ON AND THE CAR HAS AUTOMATICALLY APPLIED VIOLENT BREAKING THAT TOOK CONTROL OF THE DIRECTION THE CAR WAS HEADING. THIS BREAKING CONTINUED UNTIL THE VEHICLE CAME TO A COMPLETE STOP. BOTH TIMES THE CAR WAS GOING LESS THAN 20 MPH, BUT CONTROL OF THE CAR WAS LIMITED DURING THE EVENT. AT FREEWAY SPEEDS, IT WOULD BE VERY LIKELY TO CAUSE AN ACCIDENT. BAS/ESP LIGHT TURNS OFF AFTER THE CAR IS TURNED OFF.
Mileage: 170,000
TWICE NOW WHILE DRIVING AND GOING OVER MINOR BUMPS (DOTS ON THE ROAD TO WARN OF CROSSWALKS AND A DRIVEWAY ENTRANCE CURB) THE BAS/ESP AND HAZARD LIGHTS HAVE COME ON AND THE CAR HAS AUTOMATICALLY APPLIED VIOLENT BREAKING THAT TOOK CONTROL OF THE DIRECTION THE CAR WAS HEADING. THIS BREAKING CONTINUED UNTIL THE VEHICLE CAME TO A COMPLETE STOP. BOTH TIMES THE CAR WAS GOING LESS THAN 20 MPH, BUT CONTROL OF THE CAR WAS LIMITED DURING THE EVENT. AT FREEWAY SPEEDS, IT WOULD BE VERY LIKELY TO CAUSE AN ACCIDENT. BAS/ESP LIGHT TURNS OFF AFTER THE CAR IS TURNED OFF.
Mileage: 170,000
VEHICLE'S FRONT WHEEL BRAKES BY ITSELF WHILE DRIVING AND THE EPS WARNING LIGHT COMES ON AFTERWARDS. EXTREMELY DANGEROUS IN HIGHWAY DRIVING. HAD THE BRAKES CHECKED, BUT NOTHING WRONG. ONLINE COMPLAINTS SUGGESTS A FAILURE IN YAW RATE SENSOR.
Mileage: 105,000
I WAS DRIVING ON THE HIGHWAY, GOING ABOUT 60 MPH, AND THE CAR SUDDENLY STARTED APPLYING THE BRAKES ON ITS OWN. NEARLY GOT ME INTO AN ACCIDENT. I WAS ABLE TO GET OVER TO THE SHOULDER LUCKILY. I HAD MY TODDLER IN THE CAR AND IT WAS A VERY SCARY THING. WHEN THE BRAKES STARTED ENGAGING BY ITSELF, A YELLOW TRIANGLE WARNING LIGHT DISPLAYED ON THE DASH FOLLOWED BY THE BAS/ESP LIGHT AFTER THE VEHICLE CAME TO A COMPLETE STOP. I HAVE SEEN OTHERS THAT HAVE HAD THIS VERY SAME ISSUE AND SEEMS TO BE THE YAW RATE SENSOR. I AM SHOCKED THIS HASN'T BEEN RECALLED WITH ALL THE ISSUES I'VE READ ON THIS. I BARELY JUST BOUGHT THE CAR AND IT'S ALREADY NOT DRIVABLE. VERY HUGE SAFETY ISSUE.
I WAS DRIVING ON THE HIGHWAY, GOING ABOUT 60 MPH, AND THE CAR SUDDENLY STARTED APPLYING THE BRAKES ON ITS OWN. NEARLY GOT ME INTO AN ACCIDENT. I WAS ABLE TO GET OVER TO THE SHOULDER LUCKILY. I HAD MY TODDLER IN THE CAR AND IT WAS A VERY SCARY THING. WHEN THE BRAKES STARTED ENGAGING BY ITSELF, A YELLOW TRIANGLE WARNING LIGHT DISPLAYED ON THE DASH FOLLOWED BY THE BAS/ESP LIGHT AFTER THE VEHICLE CAME TO A COMPLETE STOP. I HAVE SEEN OTHERS THAT HAVE HAD THIS VERY SAME ISSUE AND SEEMS TO BE THE YAW RATE SENSOR. I AM SHOCKED THIS HASN'T BEEN RECALLED WITH ALL THE ISSUES I'VE READ ON THIS. I BARELY JUST BOUGHT THE CAR AND IT'S ALREADY NOT DRIVABLE. VERY HUGE SAFETY ISSUE.
THE ALL ACTIVITY MODULE (AAM) DOES NOT FUNCTION PROPERLY TO WHICH NEITHER SIDE MIRRORS CAN BE ADJUSTED BECAUSE THE WINDOWS NO GO UP AND DOWN OR LONGER OPERATE. THEN THE DOOR LOCKS NO LONGER FUNCTIONS AND VARIOUS OTHER COMPONENTS RELY SOLELY OFF OF THIS MIDDLE INSTRUMENT CLUSTER. WHEN I TOOK IT TO THE DEALER THEY SAID THERE IS A MALFUNCTION IN THE AAM CONTROLS WHICH ARE THE CAUSING AFFECT OF THIS ISSUE.
Mileage: 150,000
TL* THE CONTACT OWNS A 2001 MERCEDES BENZ ML430. THE CONTACT STATED THAT THE FOBIK UTILIZED AND THE LOCKS BEGAN TO LOCK AND UNLOCK SEVERAL TIMES UNTIL IT EVENTUALLY STOPPED AND UNLOCKED. THE CONTACT ALSO STATED THAT THE DOOR LOCK ON THE DRIVERS SIDE DOOR, LOCKED AND UNLOCK SEVERAL TIMES WHEN THE FOBIK WAS UTILIZED TO LOCK THE DOOR. THE CONTACT STATED THAT THE VEHICLE HAD TO BE LOCKED MANUALLY. THE FAILURE RECURRED EACH TIME THE FOBIK OR DOOR LOCK WAS DEPRESSED. THE VEHICLE WAS TAKEN TO THE DEALER AND WAS DIAGNOSED THAT THE ALL ACTIVITY MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 01V061000 (ELECTRICAL SYSTEM). THE APPROXIMATE FAILURE MILEAGE WAS 109,000.
Mileage: 109,000
TL* THE CONTACT OWNS A 2001 MERCEDES BENZ ML430. THE CONTACT STATED THAT THE SERVICE ENGINE AND THE BAS ESP WARNING LIGHTS FLICKERED. THE CONTACT MENTIONED THAT WHEN THE WARNING LIGHTS ILLUMINATED, THE BRAKES ENGAGED AND THERE WAS AN ABNORMAL NOISE. IN ADDITION, THE ELECTRIC POWER DOOR LOCK FUNCTION WAS MAKING AN ABNORMAL NOISE. THE CONTACT DISCOVERED THAT THE A/C LINE FRACTURED AND THE WINDSHIELD WIPERS PLASTIC PIECE FRACTURED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 11V208000 (VEHICLE SPEED CONTROL). THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 186,675. UPDATED 11/23/15*LJ THE CONSUMER FIXED THE VEHICLE AT HIS/HER EXPENSE. UPDATED 01/29/16.*JB
Mileage: 186,675
TL* THE CONTACT OWNS A 2001 MERCEDES BENZ ML430. THE CONTACT STATED THAT THE SERVICE ENGINE AND THE BAS ESP WARNING LIGHTS FLICKERED. THE CONTACT MENTIONED THAT WHEN THE WARNING LIGHTS ILLUMINATED, THE BRAKES ENGAGED AND THERE WAS AN ABNORMAL NOISE. IN ADDITION, THE ELECTRIC POWER DOOR LOCK FUNCTION WAS MAKING AN ABNORMAL NOISE. THE CONTACT DISCOVERED THAT THE A/C LINE FRACTURED AND THE WINDSHIELD WIPERS PLASTIC PIECE FRACTURED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 11V208000 (VEHICLE SPEED CONTROL). THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 186,675. UPDATED 11/23/15*LJ THE CONSUMER FIXED THE VEHICLE AT HIS/HER EXPENSE. UPDATED 01/29/16.*JB
Mileage: 186,675
TL* THE CONTACT OWNS A 2001 MERCEDES BENZ ML430. THE CONTACT STATED THAT THE SERVICE ENGINE AND THE BAS ESP WARNING LIGHTS FLICKERED. THE CONTACT MENTIONED THAT WHEN THE WARNING LIGHTS ILLUMINATED, THE BRAKES ENGAGED AND THERE WAS AN ABNORMAL NOISE. IN ADDITION, THE ELECTRIC POWER DOOR LOCK FUNCTION WAS MAKING AN ABNORMAL NOISE. THE CONTACT DISCOVERED THAT THE A/C LINE FRACTURED AND THE WINDSHIELD WIPERS PLASTIC PIECE FRACTURED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 11V208000 (VEHICLE SPEED CONTROL). THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 186,675. UPDATED 11/23/15*LJ THE CONSUMER FIXED THE VEHICLE AT HIS/HER EXPENSE. UPDATED 01/29/16.*JB
Mileage: 186,675
2001 MERCEDES BENZ ML 430. CONSUMER WRITES IN REGARDS TO VEHICLE BRAKE PEDAL ISSUES. *SMD THE CONSUMER STATED THE BRAKE PEDAL LOST PRESSURE DUE TO THE FUEL TUBE COMING IN CONTACT WITH THE BRAKE LINE. THE BRAKE LINE WAS LEAKING FLUID.*JB
2001 MERCEDES BENZ ML 430. CONSUMER WRITES IN REGARDS TO VEHICLE BRAKE PEDAL ISSUES. *SMD THE CONSUMER STATED THE BRAKE PEDAL LOST PRESSURE DUE TO THE FUEL TUBE COMING IN CONTACT WITH THE BRAKE LINE. THE BRAKE LINE WAS LEAKING FLUID.*JB
I WAS DRIVING ON INTERSTATE 285 EAST AT A SPEED OF 70MPH SUDDENLY THE THE BAS/ESP WARNING LIGHT CAME ON AND MY CAR AUTOMATICALLY APPLIED BRAKES AND THE CAR COULDN'T RUN. SO I TURNED OF THE ENGINE AND STARTED THE CAR AGAIN AND EVERYTHING WENT BACK TO NORMAL EXCEPT THE CRUISE CONTROL STOPPED WORKING AND BAS/ESP WARING LIGHTS ARE STILL ON BUT THE CAR IS RUNNING. HOW DO I FIX THE CRUISE CONTROL AND THE BAS/ESP WARNING LIGHTS?
Mileage: 153,100
I WAS DRIVING ON INTERSTATE 285 EAST AT A SPEED OF 70MPH SUDDENLY THE THE BAS/ESP WARNING LIGHT CAME ON AND MY CAR AUTOMATICALLY APPLIED BRAKES AND THE CAR COULDN'T RUN. SO I TURNED OF THE ENGINE AND STARTED THE CAR AGAIN AND EVERYTHING WENT BACK TO NORMAL EXCEPT THE CRUISE CONTROL STOPPED WORKING AND BAS/ESP WARING LIGHTS ARE STILL ON BUT THE CAR IS RUNNING. HOW DO I FIX THE CRUISE CONTROL AND THE BAS/ESP WARNING LIGHTS?
Mileage: 153,100
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.