Older Eado alternator recall: why pulley loosening calls for the revised alternator

Older Eado alternator recall: why pulley loosening calls for the revised alternator

If an older manual-transmission stop-start Eado develops engine-bay noise and a warning light, do not order only a belt on the assumption that it is worn. Changan's archived recall concerns alternator-pulley loosening and specifies replacement with a revised alternator. Checking this action first helps avoid replacing a belt while missing the component requiring treatment.

The issue concerns pulley attachment, beyond belt wear

The manufacturer states that the alternator pulley on affected vehicles may loosen under conditions including abnormal vibration. The remedy requires a revised alternator. [Manufacturer's defect and measures][S19]

An apparently usable belt does not rule out the defect. Equally, a damaged belt does not establish that the belt caused every problem. Purchasing should distinguish belt wear from the stated pulley-attachment risk; an accessory-belt order cannot replace the manufacturer's remedy.

Continued driving may affect more than battery charging

The manufacturer's product-safety explanation states that this alternator belt drive also drives the cooling-water circulation system. A loose pulley may damage other components during operation. Ignoring noise or a warning light and continuing to drive may lead to failure of generation and cooling-water circulation, causing the vehicle to stall. [Manufacturer's safety explanation][S19]

That is why checking only whether it still charges is insufficient. Vehicles covered by the notice with related noise or warning lights should receive prompt repair contact and inspection. Continued ability to drive does not exclude the issue.

Normal generation does not prove installation of the revised version

If the alternator was previously replaced, verify whether it meets the revised-version requirement of this action. Normal output after refurbishment does not establish that the pulley-attachment issue has been addressed under the action.

The notice does not publish an owner remedy of pulley-only replacement, retightening or applying threadlocker. The authorised organisation should confirm the measure and actual parts required. Other damaged associated components need separate decisions based on inspection; they are not automatically replaced alongside the assembly.

Scope and verification

This article uses Changan's manufacturer archive. The China action began on Aug 22, 2014, covering manual-transmission Eado Premium (idle start-stop version) produced from Dec 28, 2011 to Jun 26, 2013; the manufacturer lists 15360 vehicles. The manufacturer's 2016 webpage archive creation does not mean a new recall in that year. The scope is not extended to Eado PLUS, other configurations or overseas markets.

The readable manufacturer text reviewed here does not list specific model years or VIN endpoints. No public data were available for either; production years are not treated as model years. No public data were available for alternator OE numbers, pulley-tightening values or interchangeability. [To be verified] The authorised organisation in China should first confirm individual eligibility and revised-version status by vehicle identification number. General compatibility must be checked using the VIN and local factory parts catalogue.

For alternator requirements confirmed by inspection, use the parts enquiry page.

[S19]: https://ats.changan.com.cn/jsp/web/news.jsp?noticeId=4