1992 INFINITI Q45 Service and Repair Manual

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Covers all 1992 Q45 trims — Base Sedan 4-Door, A Sedan 4-Door ·
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1992 INFINITI Q45 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

  • Base Sedan 4-Door
  • A Sedan 4-Door

Engines covered

  • 4.5L 4494CC V8 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
NHTSA #98V28400005/11/1998Component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH BOSE REAR SPEAKERS THAT HAVE AN INTEGRAL AMPLIFIER. A CONDUCTIVE BRIDGE CAN FORM BETWEEN TWO LINES OF THE CIRCUIT BOARD PATTERN WHEN THERE IS AC

Consequence

THIS CONDITION COULD RESULT IN SMOKE OR FLAME AND POSSIBLY THE SPEAKER CATCHING FIRE.

Remedy

DEALERS WILL REPLACE THE CIRCUIT BOARD WITH A NEW BOARD THAT HAS BEEN COATED.

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.

TSB #10190150

INFINITI; FRONT SONAR PARKING SENSOR SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

TSB #10051765

INFINITI: LOCK/UNLOCK REQUEST BUTTON ON OUTSIDE DOOR HANDLE OUTSIDE DOOR HANDLE DOES NOT RESPOND. LOCK/UNLOCK REQUEST BUTTON LOCATED ON OUTSIDE DOOR HANDLES OF VEHICLES CAN BE DISABLED (OR ENABLED) THROUGH EITHER THE "COMFORT & CONV" SETTIN

TSB #10032524

INFINITI: VENT CONTROL VALVE REPLACEMENT. NO APPLIED VEHICLES AFFECTED: ALL MODELS; NO MODEL YEARS LISTED. *PE

TSB #10032305

INFINITI: SRS PRECAUTIONS DURING SERVICE. INCLUDED IN THE RESTRAINTS SECTION OF THE ELECTRONIC SERVICE MANUAL (ESM) FOR EACH VEHICLE IS INFORMATION NECESSARY TO SERVICE THE SUPPLEMENTAL RESTRAINT SYSTEM (SRS) SAFELY. IMPROPER MAINTENANCE, I

TSB #10031304

INFINITI: TIRE PRESSURE MONITORING SYSTEM (TPMS) WARNING LIGHT ON/BLINKING. NO MODELS OR MODEL YEARS LISTED. *PE UPDATED ON 08-11-2011. *KB

Showing the 8 most recent of 17 technical service bulletins on file with NHTSA.

19990108Component: AIR BAGS:FRONTALCrash reported1 injured

CONSUMER WAS DRIVING WHEN SHE HIT A WATER OIL SPOT IN THE ROAD, VEHICLE BEGAN TO SPIN, FRONT OF VEHICLE HIT A WALL AND CONTINUED TO SPIN, THE SHIFTING WAS OFF LINE. AS CONSUMER TRIED TO TURN WHEEL SHE

19990108Component: STEERINGCrash reported1 injured

CONSUMER WAS DRIVING WHEN SHE HIT A WATER OIL SPOT IN THE ROAD, VEHICLE BEGAN TO SPIN, FRONT OF VEHICLE HIT A WALL AND CONTINUED TO SPIN, THE SHIFTING WAS OFF LINE. AS CONSUMER TRIED TO TURN WHEEL SHE

19960827Component: AIR BAGS:FRONTALCrash reported1 injured

DURING FRONTAL IMPACT, THE DRIVER'S SIDE AIR BAG DID NOT DEPLOY. *AK

20070109Component: POWER TRAIN:AUTOMATIC TRANSMISSIONCrash reported

TL* - THE CONTACT STATED THAT SHE HAD PURCHASED 1992 INFINITY Q45 ON 02/2006 ,AND ON 12/21/06 THE CONTACT'S VEHICLE WAS INVOLVED IN A CRASH. THE CONTACT STATED THAT THE VEHICLE STEERING WAS DIFFICU

20070109Component: ENGINE AND ENGINE COOLING:ENGINECrash reported

TL* - THE CONTACT STATED THAT SHE HAD PURCHASED 1992 INFINITY Q45 ON 02/2006 ,AND ON 12/21/06 THE CONTACT'S VEHICLE WAS INVOLVED IN A CRASH. THE CONTACT STATED THAT THE VEHICLE STEERING WAS DIFFICU

Showing the 5 most serious of 34 complaints filed with NHTSA.

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