PURCHASED MY NEW CLA250 IN SEPTEMBER 2014. IN AUGUST OF 2015 MY CAR SUDDENLY STOPPED ACCELERATING WHILE DRIVING 65MPH ON THE NJ GARDEN STATE PARKWAY!. THE PRE-SAFE WARNING WAS PRESENT ON MY DASHBOARD. LUCKILY I WAS ABLE TO PULL TO THE SHOULDER WITHOUT CAUSING AN ACCIDENT. THIS COULD HAVE CAUSED A MAJOR CATASTROPHE KILLING ME AND OTHERS. I RESTARTED THE ENGINE AND DROVE TO MY DESTINATION MAKI…
2014 mercedes-benz CLA-Class cruise control problems
moderate 20 complaints filed with NHTSA · avg repair $600
Complaints
20
Recalls
0
Crashes
0
Avg fix
$600
What owners are reporting 4 most recent
TL* THE CONTACT OWNS A 2014 MERCEDES BENZ CLA250. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 40 MPH, THE VEHICLE FAILED TO ACCELERATE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE SENSOR SOFTWARE FAILED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 20,000.
WHILE DRIVING AT HIGHWAY SPEED THE ACCELERATOR PEDAL SUDDENLY FAILED. THE ENGINE WOULD NOT RESPOND TO ANY INPUT OF THE GAS PEDAL. I PUMPED THE PEDAL, FLOORED THE PEDAL ALL WITH NO RESPONSE. THE ENGINE WOULD NOT REV PAST IDLE AND THE CAR LOST SPEED MAKING CHANGING LANES DIFFICULT AND DANGEROUS. THE ERROR MESSAGES SHOWN IN THE PHOTOS APPEARED IN THE DASHBOARD. THIS HAS HAPPENED TWICE (11/30/15 AND 1…
WHILE DRIVING AT NORMAL STREET SPEED "COLLISION PREVENTION ASSIST INOPERATIVE" DISPLAYED AND CAR WOULD NOT ACCELERATE. I WAS IN TRAFFIC, BUT WAS ABLE TO EXIT AND PULL OVER AND PARK, TURNED CAR OFF, & BACK ON. DISPLAY RESET AND CAR NORMAL. TOOK TO DEALERSHIP IMMEDIATELY-REPAIR WAS "NON CONNECTING PINS". TOO EARLY TO TELL IF THIS SOLVES. UPON INVESTIGATION, THIS IS A COMMON ISSUE WITH 2014 MB AND…
Common questions
How serious is the cruise control problem on the 2014 mercedes-benz CLA-Class?
It's a documented issue but not catastrophic. 20 complaints have been filed. Repairs average $600 and most owners catch it before it causes a breakdown.
At what mileage does the cruise control typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $600 for cruise control repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to cruise control?
No active recalls currently cover cruise control issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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