2017 Honda Accord: Radar sensor stopped functioning correctly
Common wear/failure (not a recall)
Symptoms
Owners of the 2017 Accord report: radar sensor stopped functioning correctly. CarComplaints.com lists 2 owner complaints, average mileage 26,750 miles.
NHTSA has 164 owner complaints for the 2017 Accord in this area. Examples:
- NHTSA complaint ODI #11771380 (filed 10/15/2026): “The vehicles speakers plays a loud glitchy static like noise. it has to do with the premium amp and the audio unit. can become too loud to hear emergency service vehicles coming by.…”
- NHTSA complaint ODI #11767020 (filed 09/25/2026): “Defective radio causing deafening static sound even if radio is off. louder when radio is on! the volume control and power button has no effect on the static. the noise is so loud that drivers cannot hear sirens from emergency vehicles or the voice from naviga…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: replace radar sensor and bracket assembly (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Moderate
Finding and splicing chewed wiring is doable with a multimeter and patience but can be time-consuming; harness replacement is pro work. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $3,000 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
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