1991 Toyota 4Runner engine problems
The 1991 Toyota 4Runner has 23 engine complaints filed with NHTSA — 42% of the year's total, and down from the prior model year.
23
Engine complaints
42%
Share of year
0
Crash-involved
0
Related recalls
Engine complaints by year
What owners report
“THERE HAD BEEN A MANUFACTURER'S RECALL OF HEAD GASKETS. CONSUMER HAD TAKEN VEHICLE TO DEALER FOR RAPAIRS, BUT DEALER WAS NOT TAKING RESPONSIBILITY FOR RECALL REPAIRS. INSTEAD DEALER WAS CHARGING CONSUMER FULL PRICE ON REPAIRS WHEN, IN OTHER SITUATIONS, DEALER WOULD NOT CHARGE FULL PRICE FOR HEAD…”
Common questions
How many engine complaints does the 1991 Toyota 4Runner have?
NHTSA has 23 complaints about the 1991 Toyota 4Runner engine — 42% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.