THIS SPRINTER IS A WINNEBAGO 170X RV CONVERSION. ON MULTIPLE OCCASIONS SINCE BUYING THE VEHICLE IN 2016 WE HAVE EXPERIENCED A SUDDEN LOSS OF POWER WHILE DRIVING. THE ENGINE REMAINS ON BUT THE TRANSMISSION IS NOT ENGAGED. STOPPING THE VEHICLE AND RESTARTING CLEARS UP THE PROBLEM TEMPORARILY BUT IT WILL CONTINUE TO HAPPEN UNTIL A FAILING REAR SPEED SENSOR IS REPLACED. THE FIRST TIME THIS OCCURRE…
2012 Mercedes-Benz Sprinter powertrain problems
moderate 3 complaints filed with NHTSA · avg repair $2,500
Complaints
3
Recalls
0
Crashes
0
Avg fix
$2,500
What owners are reporting 3 most recent
THIS IS A SECOND OCCURANCE OF A PROBLEM REPORTED UNDER COMPLAINT NO. 11094122. THIS TIME THE VEHICLE WAS PARKED WHEN THE WARNING LIGHTS CAME ON (CEL, ABS, ESC AND ASC). DEALER DIAGNOSED IT AS A 'MALFUNCTIONNING RPM SENSOR'.
DROVE ON INTERSTATE EXPRESSWAY AT 60 MPH WHEN SUDDENLY THE ENGINE DISCONNECTED FROM THE TRANSMISSION. CHECK ENGINE LIGHT, ABS WARNING, ESC WARNING AND ASC WARNING LIGHT CAME ON. HAD TO CAREFULLY COAST TO THE ROAD SHOULDER. TURNED OFF ENGINE AND CHECKED FOR OBVIOUS PROBLEMS UNDER THE HOOD, BUT FOUND NOTHING. STARTED ENGINE UP AGAIN AND WAS ABLE TO DRIVE HOME, ALTHOUGH ALL THE WARNING LIGHTS REMAINE…
Common questions
How serious is the powertrain problem on the 2012 Mercedes-Benz Sprinter?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain 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 $2,500 for powertrain 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 powertrain?
No active recalls currently cover powertrain 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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