2017 Mercedes-Benz Metris Bulb Sizes Guide
AI-generated reference. Always verify torque values, fluid capacities, intervals, and procedures against the manufacturer's service manual or OEM repair information before performing work. Repairius is not liable for damage from acting on this content without verification.
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Quick reference
| Location | Bulb Size | Type |
|---|---|---|
| Low Beam | H7 | Halogen |
| High Beam | H7 | Halogen |
| Fog Light | H16 | Halogen |
| DRL (Daytime Running Light) | W21/5W (7443) OR LED | Halogen/LED |
| Front Turn Signal | PY21W (7507) | Halogen |
| Rear Turn Signal | PY21W (7507) | Halogen |
| Brake Light | P21/5W (7528) | Halogen |
| Tail Light | P21/5W (7528) | Halogen |
| Reverse Light | P21W (7506) | Halogen |
| License Plate | C5W (36mm festoon) | Halogen |
| Front Side Marker | W5W (194) | Halogen |
| Rear Side Marker Integrated | LED | LED |
| Dome/Map (Front) | W5W (194) | Halogen |
| Dome/Map (Rear) | C10W (42mm festoon) | Halogen |
The 2017 Mercedes-Benz Metris primarily utilizes halogen bulbs across most of its lighting functions. While most models came equipped with standard halogen headlights (H7 for both low and high beams), there may be slight variations depending on the trim level and optional packages. Some versions of the Metris, particularly those with more upscale options or specific market configurations, might feature LED daytime running lights (DRLs) as an integrated unit. However, the core headlight and fog light systems remain halogen for the vast majority of vehicles in this range.
LED vs Halogen Upgrade Considerations
Upgrading the lighting on your 2017 Mercedes-Benz Metris from the factory-standard halogen bulbs to LED alternatives can significantly improve visibility and modernize the appearance of your van. However, there are several important factors to consider to ensure a smooth and error-free transition.
CANBUS Errors: Modern Mercedes-Benz vehicles, including the Metris, are equipped with a sophisticated CANBUS (Controller Area Network Bus) system that monitors the electrical resistance of all bulbs. LED bulbs draw significantly less power than halogen bulbs, which can cause the CANBUS system to detect a "bulb out" error, triggering a dashboard warning light. To avoid these errors, it is crucial to use CANBUS-compatible LED bulbs or install load resistors in conjunction with standard LED bulbs. Load resistors mimic the electrical resistance of a halogen bulb, tricking the CANBUS system into believing a proper bulb is installed.
Adapters Needed: For headlights and sometimes fog lights, you may need specific mounting adapters or retainers to properly seat aftermarket LED bulbs into the Metris
More specs for the 2017 Mercedes-Benz Metris
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2017 Mercedes-Benz Metris Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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