2024 Toyota Highlander: Condenser failure due to small stone
Common wear/failure (not a recall)
Symptoms
Owners of the 2024 Highlander report: condenser failure due to small stone. CarComplaints.com lists 1 owner complaints, average mileage 3,750 miles.
NHTSA has 1 owner complaints for the 2024 Highlander in this area. Examples:
- NHTSA complaint ODI #11704547 (filed 12/11/2025): “When the ac system is turned on, the idle increases from 740rpm to 760rpm. it engages the torque converter in the automatic transmission causing the car to move forward on its own. this makes it difficult, whether you are in traffic or at a stop light where …”
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 condenser (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Opening the A/C system requires refrigerant recovery equipment, and US EPA Section 609 certification is required to service vehicle A/C for compensation. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $1,730 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
- CarComplaints.com: Condenser failure due to small stone (2024 Highlander)
- NHTSA complaints API, 2024 Highlander
Page last updated .