Problems owners report
Complaints filed with NHTSA about the 2000 Mercedes-Benz ML320, by the system named in each complaint. One complaint can name several.
- Steering45
- Engine and engine cooling27
- Electrical system20
- Service brakes, hydraulic18
- Electronic stability control (esc)15
- Service brakes15
- Air bags14
- Power train12
- Fuel system, gasoline10
- Vehicle speed control9
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 16 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Recalls
No recall campaigns cover the 2000 Mercedes-Benz ML320.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Mercedes-Benz told its dealers about the 2000 Mercedes-Benz ML320: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11009122 | Complaint Washer fluid system leaks Cause Various possible causes: 1. Washer fluid reservoir itself. 2. Seal on washer fluid pump/washer fluid reservoir. 3. Washer fluid pump. 3.1. Distributor housing leaks. 3.2. Pump fitting leaks. 3.3. Washer fluid hose cannot be snapped into place on pump fitting. 3.4. Washer fluid hose will not stay on pump fitting, although connector OK. 4. Washer fluid line. 4.1 Connector will not stay on pump fitting because it is broken. 4.2 Sealing ring in connector missing. 4.3 Sealing ring in connector fitted, but deformed and therefore leaks. 4.4 Damage to washer l |
| 11008091 | Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as the speed rises. Cause A. Seating of the microphones in the headliner. Side edges are covered by the textile cover (see picture "1") B. Assembly of microphones (B25/20 or B25/21) in the headliner. C. Dirt inside the microphone housing Remedy 1. Press finger on rear of microphone (on adhesive tape) 2. Remove microphone cap from the front 3. Eliminate protrudin |
| 11007974 | Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment of the headlamp. A leak test must be performed to determine if physical fogging exists or if the headlamp is leaky. Remedy In advance, observe LI82.10-P-078301 "Headlamps or Front Fog Lamps Leaking or Fogged". 1. Prepare headlamp/check for external damage: For headlamps with a closed system 1. Check the headlamps for any external damage and check also for cor |
| 11007753 | Complaint Headlamp or front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Headlamps comply with all applicable standards. If a pressure compensation diaphragm is fitted in the housing cover, then the lamp unit is a "closed system". Remedy Headlamp: Remedy 1 Clearing fogged/condensed LED headlamps and LED rear lamps: 1. Drive vehicle into workshop (temperature higher than +18 C/+64.4 F) and connect the exhaust extraction. Note: Do not perform an eng |
| 11005294 | Complaint Rear lamps fogged up/not leaktight. Cause Fogging of the rear lamps is a natural phenomenon, which can occur under certain climatic conditions. This does not lead to any technical impairment of the rear lamps. Remedy Rear lamp: Remedy 1: Clearing fogged/condensed rear lamps: 1. Drive the vehicle into the workshop (temperature higher than +18 C/+64.4 F) Note: Do not wash the vehicle or subject it to high-pressure cleaning before the defogging test. 2. Switch off the engine and connect battery support via a charger. 3. Open the trunk. 4. Switch on the exterior lighting. 5. Leave the ve |
| 10248162 | Crease formation on genuine leather seat covers in vehicles with low mileage Objects left on the seats for extended periods of time (pressure marks). Objects wedged between the seat backrest and seat cushion (e.g. seat belt buckle). Light initial creases due to vehicle handling. Light creases in the outer covers originating from the production process (missing finish). Heat treatment of the seat covers using heat gun and plastic wedge. Be very careful to not overheat the seat material! |
| 10181124 | Harsh engagement when changing gear range from P to D or R |
| 10181123 | Harsh engagement when changing gear range from P to D |
| 10167577 | Since 12/2012 (model 166) and since 06/2013 (model 242) the glass breakage loops are no longer in the side windows and rear window. Suitable interior protection ensures that the interior monitoring function continues to operate correctly. |
| 10167564 | Customer experiences low battery conditions, resulting in jump starts, and eventually requiring battery replacement. |
| 10167563 | The COMAND unit does not start or the COMAND display remains dark. The COMAND unit cannot be operated. Note: The problem disappears after a lengthy idle period (>6h) or after interrupting the power supply (circuit 30). |
| 10167553 | Combination message: "Clean fuel filter" is displayed. The fault code 162500 (water level message - Bosch) or P226997 (water level message - Delphi) or 171600 (filter load - Bosch) is stored in the engine control unit. |
| 10166990 | Thumping noises from front axle when driving over bumps on road. |
| 10166976 | Message in instrument cluster "DISTRONIC PLUSCurrently Unavailable - See Owner's Manual" |
| 10135598 | Engine diagnosis warning lamp lights up in instrument cluster, fault code U145400: "Implausible data were received from the ethanol sensor" |
| 10052151 | XENTRY (MERCEDES): RATTLING NOISE COMING FROM THE AREA OF THE STEERING COLUMN TUBE SYSTEM, WHEN DRIVING OVER ROUGH ROAD AND WHEN ACCELERATING OR BRAKING, THERE WOULD BE CRACKING NOISES. MODELS 164, 251. NO MODEL YEARS LISTED. *PE |
| 10051989 | MERCEDES: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE LOWER POWER STEERING HOSE AND CLAMP SHOULD BE REPLACE, UNDER EXTENDED WARRANTY, DUE TO POWER STEERING LEAKAGE FROM CONNECTION TO POWER STEERING COOLER. MODELS 1998-2003 163.154, (ML320, 430, 55, 500, 350). *PE |
| 10044181 | XENTRY: RATTLING/THUMPING NOISES FROM THE AREA OF THE STEERING ON ROUGH ROADS OR WHEN DRIVING OVER ROAD UNDULATIONS. NO MODEL YEARS GIVEN. ALSO INCLUDED MODELS 168 AND 172. *JS |
| 10037985 | MERCEDES-BENZ: THE LOAD COMPARTMENT ROLLER BLIND HAS CATCH BOLTS LOOSE OR BROKEN FROM IMPROPER FORCE WHEN USING. *RM |
| 10034608 | MERCEDES: THE ELECTRICALLY FOLDING 3RD SEAT ROW MAKES NOISES WHILE FOLDING UP AND DOWN, OR THE FOLDING FUNCTION DOES NOT WORK AT ALL. A WARNING MESSAGE ABOUT LOCKING THE 3RD SEAT ROW MAY ALSO APPEAR IN THE DISPLAY. *PE |
| 10034152 | MERCEDES: BATTERY SYMBOL AND SERVICE REQUIRED (IN WHITE). FAULT MESSAGE IS DISPLAYED IF THE CHARGE LEVEL IS TOO LOW OR THE PARK PAWL ADDITIONAL BATTERY IS DEFECTIVE. IN ADDITION FAULT CODE FC 9061 AND/OR FC 9062 IS STORED IN THE FRONT SAM. *PE |
| 10033607 | MERCEDES BENZ: CHECK FOR INSTALLATION OF SPACER BETWEEN BRAKE AND FUEL LINE, INSTALL IF NECESSARY. THE SPACER BETWEEN THE BRAKE LINE AND FUEL LINE MAY NOT HAVE BEEN INSTALLED. CHECK FOR PRESENCE OF A SPACER, AND IF MISSING, INSTALL THE SPACER. CHECK THE BRAKE LINE FOR CHAFE MARKS FROM THE FUEL LINE AND REPLACE THE BRAKE LINE IF NECESSARY. MODEL 163. *PE |
| 10033074 | XENTRY: OUTSIDE DOOR HANDLE NO LONGER RETURNS TO END POSITION. DUE TO A BENT PIN IN THE DYNAMIC BALANCER, THE SUPPORT SPRING OF THE BEARING BRACKET CAN SLIDE OUT OF PLACE OR BECOME UNHOOKED. MODELS 164, 251, 166, 204, 212. NO MODEL YEARS LISTED. *PE UPDATED 2/1/12. *PE UPDATED 10/3/12. *PE UPDATED 10/21/13. *PE |
| 10033070 | XENTRY (MERCEDES): ENGINE WARNING LAMP IS CURRENTLY ON OR WAS ON AND A DELAY FAULT OF THE CAMSHAFT ADJUST TO CURRENT OR STORED IN THE ENGINE CONTROL UNIT. MODELS 171, 203, 209, 211, 219, 221, 216, 230, 164, 251, AND 403. NO MODEL YEARS LISTED. *PE |
| 10032727 | MERCEDES: FOLLOWING FAULT CODES ARE ENTERED IN THE CONTROL UNIT AND DISPLAYED-FC5320 DRAIN VALVE:OPEN CIRCUIT OR INSUFFICIENT VALVE CURRENT IN MODELS SERIES 211, 219; FC5260 DRAIN VALVE OPEN CIRCUIT OR INSUFFICIENT VALVE CURRENT IN MODEL 221; FC5250 DRAIN OPEN CIRCUIT OR INSUFFICIENT VALVE CURRENT IN MODEL SERIES 251, 164. DEFECTIVE CONNECTING CABLES TO DRAIN VALVE AT AIRMATIC COMPRESSOR. THIS RESULTS IN THE SETTING OF THE FAULT CODES. NO MODEL YEARS LISTED. *PE |
NHTSA manufacturer communications (public domain)
NHTSA investigations
PE10050 · Exterior lighting:brake lights:switchopened 21 Dec 2010 · closed 4 May 2011
Brake lamp switch failure.
PE07007 · Electronic stability control:automatic (asc)opened 1 Feb 2007 · closed 11 Jul 2007
ELECTRONIC STABILITY CONTROL MALFUNCTION
PE03058 · Engine and engine cooling:engine:gasoline:belts and associated pulleysopened 17 Dec 2003 · closed 22 Apr 2004
ENGINE CRANKSHAFT PULLEY FAILURE
PE03006 · Steering:hydraulic power assist:hose, piping, and connectionsopened 13 Feb 2003 · closed 4 Apr 2003
POWER STEERING HOSE ASSEMBLY LEAKAGE
NHTSA Office of Defects Investigation