1997 Mercedes-Benz E420 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 1997 Mercedes-Benz E420, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Electrical444.4%
- Engine111.1%
- Fuel system111.1%
- Exterior lighting111.1%
- Powertrain (other)111.1%
- Seat belts111.1%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
MY 1997 MERCEDES BENZ E420 WENT IN TO LIMP MODE WITH NO WARNING WHILE MERGING ON TO 65 MPH TRAFFIC, ALMOST CAUSING AN ACCIDENT. IT FAILED TO SHIFT WITH NO WARNING
TL* THE CONTACT OWNS A 1997 MERCEDES BENZ E420. AFTER STOPPING, THE VEHICLE FAILED TO SHIFT OUT OF LOW GEAR. IN ADDITION, WHEN THE VEHICLE WAS STARTED, THE RADIO FAILED TO OPERATE AND THE DOORS FAILED TO LOCK. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURES. THE FAILURE MILEAGE WAS 135,000. UPDATED 3/17/15*CN UPDATED 8/18/2015 *JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
COCKPIT SMELT LIKE SMOKE, BECAME HARD TO SEE. PULLED OVER AND TURNED THE ENGINE OFF. VERY SCARY. IS THERE A RECALL ON THIS ISSUES? *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
MY 1997 MERCEDES BENZ E420 WENT IN TO LIMP MODE WITH NO WARNING WHILE MERGING ON TO 65 MPH TRAFFIC, ALMOST CAUSING AN ACCIDENT. IT FAILED TO SHIFT WITH NO WARNING
Too few reports in this category for a page of its own — they appear in the full complaint list.
Exterior lighting
Reports naming headlights, tail lights, turn signals and other exterior lighting.
From owner reports, verbatim
THE MERCEDES BENZ E-420 ELECTRICAL WIRING WAS MANUFACTURED FROM BIODEGRADABLE MATERIALS. AFTER SEVERAL YEARS THE INSULATION ON THE WIRING HARNESS BEGAN TO DETERIORATE AND FAIL. THIS LEAD TO A CYCLE OF INCREASINGLY SEVERE ELECTRICAL PROBLEMS ALSO LEAD TO THE SAFETY ON FREEWAY WHERE THE OTHER DRIVER CAN NOT SEE MY BRAKE LIGHTS WHEN I AM BRAKING DUE TO THIS WIRING ISSUE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
TL* THE CONTACT OWNS A 1997 MERCEDES BENZ E420. AFTER STOPPING, THE VEHICLE FAILED TO SHIFT OUT OF LOW GEAR. IN ADDITION, WHEN THE VEHICLE WAS STARTED, THE RADIO FAILED TO OPERATE AND THE DOORS FAILED TO LOCK. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURES. THE FAILURE MILEAGE WAS 135,000. UPDATED 3/17/15*CN UPDATED 8/18/2015 *JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
1997 MERCEDES BENZ E-420. CONSUMER WRITES IN REGARDS TO VEHICLE SEAT BELT MALFUNCTION. *SMD THE CONSUMER STATED THE SEAT BELT INADVERTENTLY TIGHTENED CAUSING THE CONSUMERS' HEAD TO HIT THE BACK OF THE SEAT. THE CONSUMER HAD A THROBBING HEAD PAIN. THE AIR BAG LIGHT ILLUMINATED AFTER THE INCIDENT OCCURRED. *JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .