2002 INFINITI G20 Service and Repair Manual

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Covers all 2002 G20 trims — T Sedan 4-Door, Base Sedan 4-Door ·
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2002 INFINITI G20 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • T Sedan 4-Door
  • Base Sedan 4-Door

Engines covered

  • 2.0L 2000CC l4 GAS DOHC Naturally Aspirated

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
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
No active recalls The 2002 INFINITI G20 has no recalls on file with NHTSA.
TSB #11031720

CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement Certification Label or VIN Plate/Label may be needed. HINT: Certification Label = FMVSS (Federal Motor Vehi

TSB #11002539

INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #11001182

WINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #11001179

REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #11001177

WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #10232645

WHEEL BEARING COLLISION DAMAGE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #10232646

REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #10232644

WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

Showing the 8 most recent of 32 technical service bulletins on file with NHTSA.

20170404Component: AIR BAGS

TL* THE CONTACT OWNS A 2002 INFINITI G20. WHILE OPERATING THE VEHICLE, THE AIR BAG SENSOR REMAINED ACTIVATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE AIR BAG SENSOR WAS FAU

20080813Component: AIR BAGS:FRONTAL

THE PASSENGER SIDE AIRBAG WARNING LIGHT BEGAN FLASHING ONGOING RIGHT AFTER THE CAR'S WARRANTY EXPIRED AT 60,000. UPON RESEARCHING IT WAS DETERMINED THAT A FAULTY AIRBAG SENSOR WAS TO BLAME ON THIS 6 Y

20080813Component: CHILD SEAT

THE PASSENGER SIDE AIRBAG WARNING LIGHT BEGAN FLASHING ONGOING RIGHT AFTER THE CAR'S WARRANTY EXPIRED AT 60,000. UPON RESEARCHING IT WAS DETERMINED THAT A FAULTY AIRBAG SENSOR WAS TO BLAME ON THIS 6 Y

20030730Component: VISIBILITY:GLASS, SIDE/REAR

THE VEHICLE EXHIBITS WHISTLING FROM THE DRIVERS SIDE MIRROR AT SPEEDS ABOVE 40MPH. INFINITI HAS BEEN UNABLE TO REPAIR PROBLEM AFTER 4 VISITS. VERY UNHAPPY.

20030703Component: ENGINE AND ENGINE COOLING:ENGINE

WHILE TRAVELING ABOUT 50MPH ON THE HIGHWAY AND WITHOUT PRIOR WARNING VEHICLE SHUT DOWN , AND IT DIDN'T RESTART. *AK

Showing the 5 most serious of 6 complaints filed with NHTSA.

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