1990 Jaguar XJS REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1990 Jaguar XJS CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Jaguar REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 Jaguar XJS car and truck repair procedures including Jaguar engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Jaguar XJS automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Jaguar mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 1990 Jaguar XJS vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

A/C & Cooling System Maintenance -> Jaguar -> XJ6, XJ12, XJR & XJS
Vehicle: 1990 Jaguar XJS Classic Collection 5.3 V12 GAS

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BRAKE SERVICE PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

JAGUAR -> SYSTEM SERVICE -> ACCUMULATOR, REPLACE -> ACTUATION UNIT, REPLACE -> ELECTRONIC CONTROL UNIT (ECU), REPLACE -> Front -> MOTOR & PUMP UNIT, REPLACE -> Rear -> WHEEL SPEED SENSOR, REPLACE
Vehicle: 1990 Jaguar XJS Classic Collection 5.3 V12 GAS

ACCUMULATOR, REPLACE

  • Discharge hydraulic accumulator by depressing brake pedal until it becomes difficult to operate (approximately 20 times).
  • Place a shop rag or towel around accumulator area to absorb any spilled fluid.
  • Remove accumulator, then discard O-ring.
  • Reverse procedure to install, noting the following:
    • Install New O-ring on accumulator, then install and torque accumulator to 29.5-34 ft. lbs.
    • Turn ignition switch to On position, then wait until accumulator is charged to upper cut-out point and ABS warning light goes out.

ACTUATION UNIT, REPLACE

  • Discharge hydraulic accumulator b...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

Jaguar -> Fuel Filter Scheduled Maintenance -> 1980-91 XJS -> Normal Service -> Severe Service
Vehicle: 1990 Jaguar XJS Collection Rouge 5.3 V12 GAS

Normal Service

Replace every 30,000...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

DRIVESHAFT, Replace
Vehicle: 1990 Jaguar XJS Collection Rouge 5.3 V12 GAS

  • Raise and support vehicle on a four post lift.
  • Remove front muffler and attached exhaust pipes.
  • Match mark front driveshaft coupling to transmission drive flange.
  • Unbolt driveshaft from transmission.
  • Remove nuts and bolts connecting flexible coupling to differential driv...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

Starter, Replace
Vehicle: 1990 Jaguar XJS Classic Collection 5.3 V12 GAS

  • Disconnect battery ground cable.
  • Raise and support vehicle.
  • Remove right exhaust pipe from over-axle pipe forward.
  • Remove right front catalytic converter assembly for access.
  • Remove heat shield fr...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

Jaguar -> Check Engine Lamp -> 1990-94
Vehicle: 1990 Jaguar XJS Classic Collection 5.3 V12 GAS

The Check Engine lamp will be illuminated when the ignition switch is in the On position and the engine is not running. When the engine is started, the lamp should go out. If it remains lit, a diagnostic trouble ...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

Radiator, Replace
Vehicle: 1990 Jaguar XJS Collection Rouge 5.3 V12 GAS

Do not remove pressure cap at remote header tank unless engine is cold.

  • Open hood and place fender covers.
  • Release and remove pressure cap.
  • Raise and support front of vehicle.
  • Place a suitable container in position below radiator bottom hose.
  • Loosen hose securing clip and withdraw hose from radiator.
  • Allow coolant to drain into container.
  • Lower vehicle.
  • Remove ram tube and air cleaner assembly.
  • Loosen securing clip and remove top hose from radiator.
  • Loosen bleed hose securing clip at left-hand side of radiator and remove hose.
  • Undo bleed hose pipe retaining nuts and displace pipe from to...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1990 Jaguar XJS AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1990 Jaguar XJS Collection Rouge 5.3 V12 GAS

  • Disconnect battery ground cable.
  • Loosen jockey pulley carrier securing block.
  • Loosen trunnion lock...

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COMPONENT LOCATION DIAGRAMS FOR 1990 Jaguar XJS AUTOMOBILES

Component location diagrams for most 1990 Jaguar XJS cars and light trucks sold in the U.S. from 1990+.

I/P Harness Connector & Ground Location Diagram for 1990 Jaguar XJS Classic Collection 5.3 V12 GASI/P Harness Connector & Ground Location Diagram for 1990 Jaguar XJS Classic Collection 5.3 V12 GAS

Components on diagram:
  • Courtesy Lamp
  • Roof Lamp
  • Instrument Pack
  • Body Ground
  • Console Harness
    • Engine Compartment Component Location Diagram for 1990 Jaguar XJS Collection Rouge 5.3 V12 GASEngine Compartment Component Location Diagram for 1990 Jaguar XJS Collection Rouge 5.3 V12 GAS

    Components on diagram:
  • Door Lock Relay
  • Cold Start Relay
  • Door Lock Thermal Circuit Breaker
  • Vacuum Delay Unit

    • CLICK HERE TO GET FULL ACCESS TO 1990 Jaguar XJS PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1990 Jaguar XJS AUTOMOBILES

    OEM drawn wiring diagrams for most 1990 Jaguar XJS cars and light trucks sold in the U.S.

    1990 Jaguar XJS 5.3 V12 GAS Wiring Diagram1990 Jaguar XJS 5.3 V12 GAS Wiring Diagram

    Components on diagram:
  • Fog Lamp Inhibit Relay
  • Headlamp Relay
  • Right Hand Front Fog Lamp
  • Right Hand Headlamp Assembly
    • 1990 Jaguar XJS Collection Rouge 5.3 V12 GAS Wiring Diagram1990 Jaguar XJS Collection Rouge 5.3 V12 GAS Wiring Diagram

    Components on diagram:
  • Ignition Switch
  • Door Lock Control Module
  • Right Hand Door Lock Switch
  • Left Hand Door Lock Switch
  • Left Hand Door Lock Motor

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    TECHNICAL SERVICE BULLETINS FOR 1990 Jaguar XJS AUTOMOBILES

    OEM TSB listings for most 1990 Jaguar XJS cars and light trucks sold in the U.S. from 1985+.

    Document: REMOVAL OF SEIZED OXYGEN (O2) SENSORS - REVISED
    Vehicle: 1990 Jaguar XJS 5.3 V12 GAS

    Auto Systems:
  • Emission Controls, Vacuum Hoses
  • Electronic Devices, Computers, PROMS, Sensors
    • Document: 'BREED' MECHANICALLY-ACTIVATED SRS AIRBAGS - SERVICEABLE LIFE
    Vehicle: 1990 Jaguar XJS 5.3 V12 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags

    • CLICK HERE TO GET FULL ACCESS TO 1990 Jaguar XJS TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1990 Jaguar XJS AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1990 Jaguar XJS cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1990 Jaguar XJS cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1990 Jaguar XJS cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1990 Jaguar XJS cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO 1990 Jaguar XJS SPECIFICATIONS DATA!

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