2002 Toyota 4Runner service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications, torque values, and reference data
- Electrical diagnostics with full wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
- Diagnostic trouble codes and troubleshooting flow
- Maintenance schedules and fluid capacities
Trims covered
- Base
- Limited
- SR5
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Maintenance & Lubrication
- Specifications
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Diagnostic Trouble Codes
- Technical Service Bulletins
- Wiring Diagrams
ON CERTAIN SPORT UTILITY VEHICLES, DUE TO A MANUFACTURING ISSUE IN THE FRONT SUSPENSION LOWER BALL JOINT, THERE IS A POSSIBILITY THAT THE SURFACE OF THE BALL OF THE JOINT MAY HAVE BEEN SCRATCHED. THE
THE LOWER BALL JOINT MAY SEPARATE FROM THE KNUCKLE CAUSING LOSS OF STEERING CONTROL AND A CRASH COUL
DEALERS WILL REPLACE THE FRONT SUSPENSION LOWER BALL JOINTS FREE OF CHARGE. THE RECALL BEGAN ON JUL
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and remain on a painted vehicl
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and in
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an exposed vehicle, especially the horizontal areas such as the hood
Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fallout, and rail contamination. Follow the Removal Procedure i
Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, welding, etc. This type of contamination can be identified by the
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and remain on a painted vehicl
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and in
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an exposed vehicle, especially the horizontal areas such as the hood
Showing the 8 most recent of 51 technical service bulletins on file with NHTSA.
TAKATA RECALL. I HAVE A RUSTY FRAME THAT NEEDS TO BE ADDRESSED FOR SAFETY REASONS I WAS DRIVING ON THE HIGHWAY AT 55 MPH FRAME CRACKED AND I ALMOST DIED BECAUSE OF IT TOYOTAS HAVE POOR FRAME THAT SHOU
TAKATA RECALL. I HAVE A RUSTY FRAME THAT NEEDS TO BE ADDRESSED FOR SAFETY REASONS I WAS DRIVING ON THE HIGHWAY AT 55 MPH FRAME CRACKED AND I ALMOST DIED BECAUSE OF IT TOYOTAS HAVE POOR FRAME THAT SHOU
I WAS AT A FULL STOP, BEHIND A LINE OF CARS, AT A RED LIGHT, ON A CITY STREET. A JEEP LIBERTY SUV REAR-ENDED ME AT APPROXIMATELY 30 MPH, PUSHING ME INTO THE CAR IN FRONT OF ME, AND TOTALING MY VEHICLE
TL* THE CONTACT OWNS A 2002 TOYOTA 4RUNNER. WHILE DRIVING 35 MPH, THE CONTACT REAR ENDED ANOTHER VEHICLE. THE AIR BAGS FAILED TO DEPLOY. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE CONTACT SUSTA
AIRBAG DID NOT DEPLOY IN TOTAL LOSS ACCIDENT. SENSOR WAS DAMAGED, YET DID NOT DEPLOY THE AIRBAG TOYOTA COMPANY WOULD NOT GIVE THE MAKE AND NAME OF THE AIRBAG
Showing the 5 most serious of 261 complaints filed with NHTSA.
