1991 Jaguar XJS Service and Repair Manual

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Factory-Grade Data

1991 Jaguar XJS 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 Convertible 2-Door
  • Classic Collection Coupe 2-Door
  • Classic Collection Convertible 2-Door
  • Base Coupe 2-Door

Engines covered

  • 5.3L 5343CC V12 GAS SOHC 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

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Vehicle Safety Data

1991 Jaguar XJS Recalls & Complaints

NHTSA #92V00900023/01/1992Component: ELECTRICAL SYSTEM:IGNITION

THE HIGH TENSION LEAD FROM THE IGNITION COIL CAN MOVE FROM THE PRODUCTION LOCATION CLOSER TO THE #4A FUEL INJECTOR HOSE. THIS COULD LEAD TO THE OUTER AND INNER INJECTOR HOSES CRACKING OR SPLITTING FRO

Consequence

SPLITTING OF THE INJECTOR HOSES WOULD CAUSE EXPULSION OFFUEL IN THE ENGINE COMPARTMENT AND RESULT IN

Remedy

REPLACE THE HIGH TENSION LEADS WITH SHORTER HIGH TENSION LEADS. REPLACE BOTH THE FUEL INJECTOR AND T

TSB #10212837

Image.

TSB #10212838

Image.

TSB #10212843

Attachment.

TSB #10212844

Attachment.

TSB #10212845

Attachment.

TSB #10212857

Mongoose Update.

TSB #10146029

InControl Touch Pro phase 4 customer letter

TSB #10146030

SIM card activation issues

Showing the 8 most recent of 23 technical service bulletins on file with NHTSA.

19990510Component: FUEL SYSTEM, GASOLINE:DELIVERYFire reported

FUEL LINE FAILURE CAUSED VEHICLE TO CAUGHT FIRE ON THREE DIFFERENT OCCASIONS. *YC

19990319Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEMFire reported

JAGUAR HAS BEEN AWEAR OF FREQUENT ENGINE FIRES IN THE V12 MODEL CARS FOR SEVERAL YEARS AND HAS RUN OUT OF REPLACEMENT IGNITION HARNESSS WORLD WIDE B/C OF THE PROBLEM. THEY HAVE A FAULTY DESIGNED LIGHT

20000911Component: SUSPENSION:FRONT

WHEN BRAKING AT LOW SPEED, A LOUD THUNK IS HEARD FROM THE LEFT FRONT SUSPENSION, INVESTIGATION SHOWED THAT THE TOP OF THE FRONT CROSSMEMBER HAD BROKEN AWAY, THE INNER END OF THE CONTROL ARM WAS NO LON

19990909Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CO

VEHICLE WOULD OVERHEAT AND STALL OUT COMPLETELY DUE TO DEFECTIVE CATALYTIC CONVERTER. DEALER SAID THAT CATALYTIC CONVERTER SYSTEM NEEDED TO BE REPLACED.*AK

19980325Component: VEHICLE SPEED CONTROL

HAD JUST SHIFTED VEHICLE INTO REVERSE TO BACK OUT, WHEN VEHICLE TOOK OFF. HAD FOOT ON BRAKES AT THE TIME. THE ENGINE WAS REVVING AT THE TIME. DID NOT HIT ANYTHING. *AK

Showing the 5 most serious of 8 complaints filed with NHTSA.

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