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We expect the 2025 4Runner will be more reliable than the average new car. This prediction is based on the previous generation of the 4Runner and the Toyota brand score.
The Reliability score is based on our latest subscriber survey of 2021 Toyota 4Runner owners. The owner comments describe problems respondents experienced with this vehicle.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
"Rear hatch at 4Runner emblem Rusting"
Anonymous, ON (2021 Toyota 4Runner TRD Pro 4.0-L V6)Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
"Toyota infotainment radio does not work with newest Apple IPhone USB C phones. Apple car play and the required hardwired USB to USB C cables do not work with the unit. No adapters or updates on fix has been given by Toyota or Apple. Just incompatible."
Anonymous A., NJ (2021 Toyota 4Runner Venture 4.0-L V6)"Intermittent loud static no known cause"
Anonymous A., IA (2021 Toyota 4Runner Limited 4.0-L V6)Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
"The fan has a bad bearing and rattles in operation."
Anonymous, IN (2021 Toyota 4Runner 4.0-L V6)Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
"Battery is going bad"
Anonymous A., CO (2021 Toyota 4Runner SR5 4.0-L V6)Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
Shocks or struts, ball joints, tie rods, wheel bearings, alignment, steering linkage (includes rack and pinion), power steering (pumps and hoses, leaks), wheel balance, springs or torsion bars, bushings, electronic or air suspension.
Cruise control, clock, warning lights, body control module, keyless entry, wiper motor or washer, tire pressure monitor, interior or exterior lights, horn, gauges, 12V power plug, USB ports, alarm or security system, remote engine start, heated or cooled seats, heated steering wheel, headlights, automatic headlights, automatic wipers, wireless charging pad.
Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.
Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
Alternator, starter, hybrid battery replacement, hybrid battery related systems, regular battery, battery cables, engine harness, coil, ignition switch, electronic ignition, spark plugs and wires failure, auto stop/start.
AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
Transmission rebuild or replacement, torque converter, premature clutch replacement.
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
Windows, locks and latches, doors or sliding doors, tailgate, trunk or hatch, mirrors, seat controls (power or manual), seat belts, sunroof, convertible top, glass defect.
Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
"Tailgate plastic trim rubs sheet metal and has rubbed the paint off and now is rusting. Toyota refuses to fix under warranty. Known issue where there is a part that was left off from the factory that goes behind the plastic trim license plate mount."
Anonymous A., NJ (2021 Toyota 4Runner Venture 4.0-L V6)