Vehicle recall 18V712000 · October 11, 2018
Hymer Aktiv, Hymer Aktiv 2.0 and 6 more models
The undermount generator may overcharge the auxiliary batteries, damaging them.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Erwin Hymer Group North America, Inc. (Erwin Hymer) is recalling certain 2018-2019 Hymer Aktiv and Aktiv 2.0, Carado Axion and Banff and Roadtrek Simplicity, Simplicity SRT, Zion and Zion SRT motorhomes. The undermount generator may overcharge the auxiliary batteries, damaging them.
- Consequence
- If the supplied sealed batteries are replaced with batteries that are not sealed, overcharging the batteries may result in an acid spill, increasing the risk of injury.
- Remedy
- Erwin Hymer has notified owners, and dealers will install a new internal voltage regulator into the generator, free of charge. The recall began on October 24, 2018. Owners may contact Erwin Hymer customer service at 1-800-663-0066.
- Notes
- Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Recall details
- NHTSA campaign
- 18V712000
- Reported to NHTSA
- October 11, 2018
- Filed by
- Erwin Hymer Group North America, Inc.
- Owner notification
- October 24, 2018
- Vehicles potentially affected
- 172
- Initiated by
- the manufacturer
- Components
- Equipment › Recreational vehicle/trailer
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Carado Axion (2018-2019): 2019, 2018
- Carado Banff (2018-2019): 2019, 2018
- Hymer Aktiv (2018-2019): 2019, 2018
- Hymer Aktiv 2.0 (2018-2019): 2019, 2018
- Roadtrek Simplicity (2018-2019): 2019, 2018
- Roadtrek Simplicity SRT (2018-2019): 2019, 2018
- Roadtrek Zion (2018-2019): 2019, 2018
- Roadtrek Zion SRT (2018-2019): 2019, 2018
Has your Carado been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Carado dealer can also check your VIN. Recall repairs are free.