Mercedes-Benz Certified Pre-Owned

Engine Compartment and Pre-Road Test Checks 13 Engine Oil 14 Transmission Oil 15 Rear Axle Oil 16 NA Transfer Case and Front Axle Oils 17 Engine Compartment/Antifreeze Protection 18 Power Steering Fluid 19 Brake Fluid & Clutch Fluid 20 Windshield Washer Fluid(s) 21 NA Level Control Oil, ADS, ASD, 4MATIC Fluid 22 Battery Condition / Midtronics Test 23 NA Throttle Linkages Engine Component/System – Condition Check & Verification 24 All Emission Control Systems in Place and Functional. 25 Fuel Filter and Pre-Filter 26 Spark Plugs 27 Perform Compression Test (Vehicles over 60,000 miles) 28 NA Fuel Injection System; Verify Lamda Reading (Gas) 29 NA Ignition System; Including Routing of Ignition Wires (Gas) if applicable 30 NA Pre-Glow System Function – Visual (Diesel) 31 NA Injection Pump Timing 32 NA Vacuum Pump; Leak Evidence of Oil in Vacuum Line (Diesel) 33 Boost Pressure (Diesel) 34 Air Cleaner/ Filter 35 V-Belts Poly-V-Belt 36 Engine Mounts 37 NA Heating and Ventilation Dust Filter 38 NA Active Charcoal Filter/Pre-Filter 39 NA Recirculating Air Filter 40 A/C Refrigerant Charge System Electrical Systems and Function Test 41 Fuses (Condition/Proper Rating) 42 MIL Check; Indicators in Instrument Cluster 43 Dash Instruments, Clock, Illumination and Dimmer Control 44 Exterior Rear View Mirrors 45 NA Ext. Mirror Fold Back 46 NA Interior Rear View Mirror 47 NA Automatic Dimming Rear View Mirror Function 48 Radio, (Satellite Radio, if any) and Stereo Speaker Function 49 Cassette Player; Clean Tone Head CD Drive, Navi processor, CD Lens cleaner 50 Automatic Antenna; Clean Mast 51 NA CD Changer / Player 52 NA Cellular Telephone 53 Cigarette Lighter(s) 54 Rocker Switches; Function, Tactile Feel and LED/ Illumination 55 NA Steering Column Adjustment and Memory 56 NA Seat Adjustments and Memory 57 NA Cooled Seats 58 NA Heated Seats/ Ventilated 59 NA Front Seat Belt Extenders; Coupe and Cabriolet 60 NA Front Seat Backrest Latch/Release; (Coupe and Cabriolet) 61 NA Front Seat Backrest Latch/Release Chime/ Warning Lamp; (Coupe and Cabriolet) 62 NA Rear Window Defroster (Check Current Draw with DMM) 63 NA Rear Head Restraint Retraction 64 NA Rear Window Sunshade 65 Horn (Including Fanfare) 66 Headlamp Low/High Beam & all Exterior Lights 67 NA TeleAid (Listen for pre-recorded ATX msg) 68 NA Voice Control System (Basic Functionality) 69 NA Rear seat backrest latch/ Warning Lamp 70 Panorama Roof Function and Rollo Shades 71 Interior and Entry Lighting 72 Windshield Wiper/Washer; System/Rear Window Wiper/Washer; Including Wiper inserts, Headlamp Cleaning System.

Transmission, Steering