2004 Toyota 4 Runner: Reliability Data

Source: NHTSA — 76 complaints
76
Total Complaints
969mi
Median Mileage
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
Top Issue
6
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

100 25th Percentile
969 Median Mileage
7,625 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
6
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
5
POWER TRAIN:AUTOMATIC TRANSMISSION
3
VEHICLE SPEED CONTROL
3
SEATS:FRONT ASSEMBLY:RECLINER
3
SUSPENSION
3
SEATS
3
TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
3
STEERING
3
SERVICE BRAKES, HYDRAULIC
2

Severity Assessment

6
Crashes
0
Fires
3
Injuries
0
Deaths

Sample Complaint Reports

"THE DRIVER TOOK THE VEHICLE IN FOR MAINTENANCE. THE MECHANIC NOTICED THE BRAKES AND OTHER PARTS NEEDED REPLACING BECAUSE THEY WERE RUSTED AND CORRODED. *PH *CB *JB"
"STEERING WHEEL AND PEDALS VIBRATE IN 1600-2000 RPM RANGE AT VARIOUS SPEEDS. *LA"
"BREAK PEDAL VIBRATES EVERY OTHER TIME IT IS PRESSED DOWN. IT MAKES NO DIFFERENCE HOW HARD YOU PRESS. IT GOES AWAY AFTER FEW SECONDS. IT IS NOT AN ABS RELATED VIBRATION. *LA"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28