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Manufacturer communication · Service bulletin

Lotus bulletin sb_2021_08_21_MY

What it saysAn ECU.crp program update is now available for all Federal Evora 2021 model year vehicles to ensure that they meet the current emissions diagnostic requirements. NHTSA’s full summary ↓

Lotus filed this with NHTSA as a service bulletin dated Dec 15, 2021, received Jan 4, 2022, about the engine. It names 1 model year (2021). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication

An ECU.crp program update is now available for all Federal Evora 2021 model year vehicles to ensure that they meet the current emissions diagnostic requirements.

Kind Service bulletin Manufacturer date Dec 15, 2021 Received by NHTSA Jan 4, 2022 Components Engine

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
sb_2021_08_21_MYService bulletinDec 15, 202110205892not found

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

Email me new Lotus bulletins for the Evora

A weekly email, sent only in a week when Lotus files something new with NHTSA for the model you pick — service bulletins, campaigns, warranty extensions, over-the-air notices, every model year. Nothing else is sent; one-click unsubscribe in every message. Separate from recall alerts.

More bulletins about the engine

Source: same model, same component group

3 other manufacturer communications filed against the Lotus Evora under the same component group (engine), newest first.

NumberKindDatedNHTSA’s summary
sb_2021_06_DTCService bulletinJun 16, 2021There is often inconsistent or insufficient information received from dealers when reporting ECU and TCU related faults. This bulletin aims…
sb_04_21MY_EvoraService bulletinMay 10, 2021Inspection and potential renewal of the auxiliary drive belt due to inclusion of incorrect specification material during manufacturing proce…
sb_2020_01Service bulletinMay 19, 2020Any unauthorised modifications, including fitment of non-approved after-market air filter resulting in generation of diagnostic trouble code…

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Lotus, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Lotus sb_2021_08_21_MY a recall?

No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.

Is the sb_2021_08_21_MY repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way.

Which vehicles does sb_2021_08_21_MY cover?

The manufacturer filed it against 1 model year: 2021 Lotus Evora. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.