2015 — 2018
1.5L (OM607) - A160 CDI/d Efficiency model
Diesel
Test Drive Task: Listen for DPF warnings. During your drive, check that the dashboard displays no particulate filter alerts. If this component needs attention in the future, it is common to consider that these models require regular motorway driving to stay clear. | Advice: Ensure the car has been used for longer trips rather than just short urban bursts.
Test Drive Task: Cycle through the gears. While driving, monitor the gear changes for any hesitation or clunking. The 7G-DCT transmission performs best when shifts are smooth, so notice if there is any jerkiness during slow-speed maneuvers. | Advice: Smoothness is key to identifying potential future software or mechatronic servicing.
Test Drive Task: Inspect the infotainment screen. Check that the display is clear and that the rotary controller functions without skipping or lagging. | Advice: Software glitches in this generation can occasionally manifest as screen flickering or connectivity issues.
Test Drive Task: Observe the idle quality. With the car in 'Park' or 'Neutral', listen for any irregular vibrations or diesel clatter that seems louder than usual. | Advice: It's common for injectors on the OM607 engine to settle into a rhythm; irregular sounds may suggest a need for diagnostic scanning.
Usually marks the time to consider a thorough transmission oil and filter change to keep the dual-clutch system shifting happily.
Often the stage where it is helpful to look at the health of the suspension bushings and potential auxiliary belt replacements.
A common point where owners might want to have a specialist check the turbocharger efficiency and glow plug system health.
Prioritize full synthetic oil changes every 10,000 to 15,000km to keep the small-displacement diesel unit running at its best.
Keep a close watch on the cooling system, ensuring coolant levels are topped up with the correct specification fluid.
Don't overlook the importance of regular brake fluid flushes, which helps keep the pedal feel sharp and safe.
Check the air intake hoses for any signs of cracking or perishing, as these are easy items to spot and maintain.
Maintain a regular schedule for fuel filter replacements to protect the delicate high-pressure common rail components.
Estimated repair costs if issues arise
If this component needs attention in the future, it's wise to budget for a specialized transmission fluid and filter service to ensure longevity.
Depending on the car's history, you might eventually need to budget for a professional DPF clean or replacement if the car has spent too much time in stop-start traffic.
In cars of this age, it is common to consider replacing front suspension components as they settle in, which helps maintain that classic Mercedes ride quality.
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Disclaimer: This report is generated with the assistance of AI analysis based on verified automotive data. While we strive for 100% accuracy, enthusiasts should always conduct physical inspections and consult service records. View Full Disclaimer