2023 Toyota 4Runner: Major rodent damage to the main engine room harness
Common wear/failure (not a recall)
Symptoms
Owners of the 2023 4Runner report: major rodent damage to the main engine room harness. CarComplaints.com lists 1 owner complaints, average mileage 2,050 miles.
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: none clearly reported. 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
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .