Onboard refuelling vapour recovery

Q: Where do I find option code M664 on my car?

Look on the option sticker in the service/maintenance booklet, the front-trunk data label, or the original window sticker (Monroney label in the US).

On the Porsche 911 991.1 (2012-2016), option code M664 means: Onboard refuelling vapour recovery (US).

Code: M664 · also 664
Category: Emissions
Type: M-code
Model: 911 991.1
Years: 2012-2016
Confidence: Medium confidence

01Explained

About M-code codes

M-codes (“Mehrausstattung”) are the classic Porsche factory option numbers printed on the build sheet, window sticker and the option sticker in the service book or front trunk. On a 991.1 you will usually find M664 on the option sticker in the service/maintenance booklet, the front-trunk data label, or the original window sticker (Monroney label in the US).

02Confidence

“medium”: one solid public source; plausible but not double-checked. Option meanings can differ between markets and model years.

M664 on other generations

03Related

More emissions codes on the 991.1

All 991.1 codes →

Verified against kindel.com. Description is our own wording.

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