★ MERCEDES C CLASS · GAS/PHEV

Mercedes C Class Smog Check

QUICK ANSWER

Mercedes C Class (gas/PHEV) in California requires a standard biennial smog inspection at any BAR-licensed station. Key tip: C-class PHEV uses OBD-II. Standard C-class: oil consumption can affect emissions on older 4-cyl turbo.

Smog tips for Mercedes C Class owners

C-class PHEV uses OBD-II. Standard C-class: oil consumption can affect emissions on older 4-cyl turbo.

For full Mercedes smog requirements, including hybrid + PHEV + BEV variants, see our Mercedes smog check guide.

Common questions

Where can I get a smog check for my Mercedes C Class?

Any of our 15 BAR-licensed STAR-certified locations in San Diego, Riverside, Orange, and Los Angeles counties handle Mercedes C Class smog inspections. Walk-ins welcome — 15-25 minute inspections. Same-day DMV cert filing.

What's the common reason a Mercedes C Class fails smog?

C-class PHEV uses OBD-II. Standard C-class: oil consumption can affect emissions on older 4-cyl turbo.

How much does a Mercedes C Class smog check cost?

$55-$85 plus the $8.25 California state certificate fee. Mercedes C Class hybrid + PHEV variants are same pricing. BEV (100% electric) variants are exempt — no cost.

Is the Mercedes C Class exempt from California smog?

Only 100% battery-electric variants are exempt. Hybrid and plug-in hybrid Mercedes C Class models still need biennial smog inspection. Gasoline-only versions follow standard rules — required every 2 years for vehicles 8+ years old.

Where to bring your Mercedes C Class

All 15 locations handle Mercedes C Class smog. STAR-certified test+repair locations recommended for diagnosing any issues.