2021 Honda Ridgeline problems & reliability
101 owner complaints filed with NHTSA for the 2021 Honda Ridgeline, alongside 7 safety recall campaigns. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
2 complaints report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2021 Honda Ridgeline vehicles were involved in 6 fatal crashes with 2 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine → | 28 | 28% |
| Electrical System → | 15 | 15% |
| Forward Collision Avoidance → | 15 | 15% |
| Exterior Lighting → | 14 | 14% |
| Unknown / Other | 14 | 14% |
| Power Train → | 11 | 11% |
| Fuel/propulsion System | 6 | 6% |
| Structure | 5 | 5% |
| Back Over Prevention | 4 | 4% |
| Lane Departure | 4 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 20 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“The auto idle function- the car engine doesn't restart. This has happened in a busy intersection and won't restart until you have made several attempts to restart. I have brought this to the attention of Honda certified techs.”
Electrical System · filed Sep 9, 2026
“The complete Advanced Driver Assistance Systems (ADAS) has been disabled on my truck and all the warning lights are on. All the safety features ment to keep me safe on the road are no longer working.”
Forward Collision Avoidance · filed Aug 23, 2026
“1.The rear wheel assembly, lug nuts, and potentially the wheel studs/rear suspension system failed due to improper torque and installation by the dealership. Yes, the vehicle components are available for inspection 2.The dealership released my vehicle with completely untorqued lug nuts on the rear wheel assembly. A…”
Suspension · filed Aug 22, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- No Restart After Auto Start/Stop Engages
Engineering Analysis EA25004 · opened Mar 26, 2025 · open
- Rear-View Camera Failure
Preliminary Evaluation PE24004 · opened Feb 13, 2024 · closed Aug 5, 2024 · led to recall 24V321
Technical service bulletins
83 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2021 Honda Ridgeline. The 10 most recent:
Service Bulletin - The wireless charger starts charging the phone and then stops charging, even when the phone remains in the correct position on the charger due to software specifications that can cause some phones to…
A24-061 · Service Bulletin/Repair Instructions · issued Nov 7, 2025
Service Bulletin - One or more accessory running board lights are flickering or not working due to a faulty running board light assembly.
A20-022 · Service Bulletin/Repair Instructions · issued Aug 1, 2025
Service Bulletin - Under certain circumstances, after coming to a stop and engaging idle stop, the vehicle may not restart automatically due to excessive cylinder pressure and/or low cranking torque. Typically, the…
A23-009 · Service Bulletin/Repair Instructions · issued Jul 7, 2025
Service Bulletin - The AWD warning light is on potentially due to water intrusion into the rear differential pump motor connector area that corrodes the terminals.
A24-048 · Service Bulletin/Repair Instructions · issued Nov 22, 2024
Service Bulletin - The wireless charger starts charging the phone and then stops charging, even when the phone remains in the correct position on the charger.
A24-061 · Service Bulletin/Repair Instructions · issued Oct 8, 2024
Service Bulletin - The wireless charger starts charging the phone and then stops charging, even when the phone remains in the correct position on the charger.
A24-061 · Service Bulletin/Repair Instructions · issued Sep 21, 2024
Service Bulletin - Customer complaint of the A/C not blowing cold air due to Oil/Refrigerant leak from the A/C compressor shaft seal.
A23-050 · Service Bulletin/Repair Instructions · issued Aug 7, 2024
Service Bulletin - MIL flashes and vehicle will not accelerate, low power. After cycling the ignition, the symptom does not return with no stored DTCs. This issue is more common in regions with cold weather…
A24-085 · Service Bulletin/Repair Instructions · issued Jul 20, 2024
Service Bulletin - The MIL flashes and vehicle will not accelerate, low power. After cycling the ignition, the symptom does not return with no stored DTCs. This issue is more common in regions with cold weather…
A24-085 · Service Bulletin/Repair Instructions · issued Jun 19, 2024
Service Bulletin - Customer complaint received regarding the A/C not blowing cold air due to an oil/refrigerant leak from the A/C compressor shaft seal.
A23-050 · Service Bulletin/Repair Instructions · issued Jun 19, 2024
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2021 Honda Ridgeline has 7 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2021 Honda Ridgeline?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.