2018 Honda Ridgeline electrical system problems
49 owner complaints filed with NHTSA name the electrical system on the 2018 Honda Ridgeline — 31% of all complaints for this model year.
What owners report
“From researching this, my Honda 2018 Ridgeline is having a problem with the Keyless Access/TPMS Control Unit, causing the vehicle security alarm to go off when the vehicle is idol which could result in a dead battery if not attended. Honda referenced this manufacturing defect in its Service…”
filed Aug 29, 2026
“I had the backup camera harness recall performed on my 2018 Honda Ridgeline on 09/06/2023 by Honda of Escondido , CA. (See attached invoice of recall work performed.) On 01/27/2026, the backup camera failed to appear on the dash screen when the vehicle was in reverse. I restarted the vehicle and…”
filed Jan 28, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2019 Ridgelines with a customer complaint of the rearview camera inoperable. To better understand the cause of this condition, AHM…
ATI&03262026905 · Other · issued Mar 26, 2026Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2019 Ridgelines with a customer complaint of the rearview camera inoperable. To better understand the cause of this condition, AHM…
ATI&03112026902 · Other · issued Mar 11, 2026Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2019 Ridgelines with a customer complaint of the rearview camera inoperable. To better understand the cause of this condition, AHM…
ATI&02242026902 · Other · issued Feb 24, 2026Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2019 Ridgelines with a customer complaint of the rearview camera inoperable. To better understand the cause of this condition, AHM…
ATI&01052026901 · Other · issued Jan 5, 2026Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2019 Ridgelines with a customer complaint of the rearview camera inoperable. To better understand the cause of this condition, AHM…
ATI&10232025902 · Other · issued Oct 23, 2025
Electrical System problems in other Ridgeline years
| Year | Reports | Share |
|---|---|---|
| 2025 Ridgeline | 24 | 29% |
| 2024 Ridgeline | 20 | 34% |
| 2023 Ridgeline | 17 | 13% |
| 2022 Ridgeline | 19 | 16% |
| 2021 Ridgeline | 15 | 15% |
| 2020 Ridgeline | 49 | 29% |
| 2019 Ridgeline | 35 | 15% |
| 2017 Ridgeline | 92 | 27% |
| 2014 Ridgeline | 4 | 12% |
| 2013 Ridgeline | 1 | 2% |
| 2012 Ridgeline | 1 | 4% |
| 2011 Ridgeline | 1 | 3% |
Other reported problem areas on the 2018 Honda Ridgeline
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.