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Jaguar XJS CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Jaguar REPAIR SHOPS DON'T WANT YOU TO KNOW
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A/C & HEATER SERVICE PROCEDURES FOR Jaguar XJS AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Jaguar XJS cars and light trucks from 1990+
Jaguar -> Diagnosis & Testing -> A/C SYSTEM DIAGNOSIS & TESTING -> Condition -> Correction -> Diagnosis -> Function Test -> INSUFFICIENT COOLING -> LITTLE OR NO COOLING -> LOW SIDE CONSTANT/HIGH SIDE SLIGHTLY HIGH -> LOW SIDE EXCESSIVELY HIGH/HIGH SIDE EXCESSIVELY HIGH -> LOW SIDE NORMAL/HIGH SIDE NORMAL -> LOW SIDE TOO HIGH/HIGH SIDE NORMAL OR SLIGHTLY LOW -> LOW SIDE TOO HIGH/HIGH SIDE TOO HIGH OR LOW -> LOW SIDE TOO HIGH/HIGH SIDE TOO LOW -> LOW SIDE TOO LOW/HIGH SIDE BUILDS EXCESSIVELY HIGH -> LOW SIDE TOO LOW/HIGH SIDE TOO LOW -> LOW SIDE VERY LOW/HIGH SIDE VERY LOW -> Operation Test -> System Diagnosis -> Testing -> XJ6 -> XJS
Vehicle: 1991 Jaguar XJS Classic Collection 5.3 V12 GAS
System Diagnosis
When diagnosing system, use large fan to substitute for normal ram air flow through condenser, run engine at normal fast idle speed, ensure system is fully charged and that all conditions are equivalent to 30 mph.
Diagnose system according to symptoms and gauge readings.
LITTLE OR NO COOLING
LOW SIDE TOO LOW/HIGH SIDE TOO LOW
Condition
- Stream of bubbles evident in sight glass.
- Discharge air from evaporator only slightly cool.
Diagnosis
System low on refrigerant which may be...
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BRAKE SERVICE PROCEDURES FOR Jaguar XJS AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Jaguar XJS cars and light trucks from 1990+.
Hydraulic Brake Systems -> Description
Vehicle: 1993 Jaguar XJS 4.0 L6 GAS
The hydraulic brake system consists of the following main components: Pedal box, servo unit, tandem master cylinder, remote fluid reservoir, four disc brake assemblies and two parking brake calipers.
The above components provide the vehicle with a dual braking system in which front and rear caliper assemblies are totally independent of each other. In the event of a brake line failure, or partial loss of fluid, one pair of brake calipers will remain operative.
When the brake pedal is depressed, the servo unit, which is attached to the master cylinder, transfers increased pedal pressure...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Jaguar XJS AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Jaguar XJS cars and light trucks sold in the U.S. for 1980+.
Jaguar -> Fuel Filter Scheduled Maintenance -> 1995-96 XJS -> Normal Service -> Severe Service
Vehicle: 1995 Jaguar XJS 2+2 6.0 V12 GAS
Normal Service
Replace every 60,000...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Jaguar XJS AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Jaguar XJS cars and light trucks from 1990+.
DRIVESHAFT, Replace
Vehicle: 1995 Jaguar XJS 4.0 L6 GAS
- Raise and support vehicle on a four post lift.
- Remove front muffler and attached exhaust pipes.
- Match mark the front driveshaft coupling to transmission drive flange.
- Unbolt the driveshaft from the transmission.
- Remove nuts and bolts connecting flexible coupling to differential drive flange. Under no circumstances must ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Jaguar XJS AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Jaguar XJS cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1996 Jaguar XJS 2+2 4.0 L6 GAS
- Raise and support vehicle.
- Remove link arm pivot bolt and swing alternator toward engine.
- Remove link arm and trunnion assembly from water pump, then the pivot bolt.
- Disconnect alternat...
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MAINTENANCE LAMP RESET PROCEDURES FOR Jaguar XJS AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Jaguar XJS cars and light trucks sold in the U.S. from 1990+.
Jaguar -> Anti-Lock Brake System (ABS)/Traction Control System (TCS) Indicator -> 1995-2009
Vehicle: 1995 Jaguar XJS 4.0 L6 GAS
The Anti-Lock/Traction Control warning lamp is used to warn of a system fault. It will be lit during engine start-up, but should go out when the self-diagnostic system determines that the system is functioning properly. If ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Jaguar XJS AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Jaguar XJS cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1993 Jaguar XJS 4.0 L6 GAS
Lower
- Drain coolant into a suitable container.
- Release and reposition hose clip, and disconnect hose from radiator.
- Release and reposition hose clip, and disconnect bottom hose from water pump.
- Remove hose assembly from vehicle.
- Rever...
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SERPENTINE BELT SERVICE PROCEDURES FOR Jaguar XJS AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Jaguar XJS cars and light trucks sold in the U.S. from 1990+.
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 Jaguar XJS AUTOMOBILES
Component location diagrams for most Jaguar XJS cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
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WIRING DIAGRAMS FOR Jaguar XJS AUTOMOBILES
OEM drawn wiring diagrams for most Jaguar XJS cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Jaguar XJS AUTOMOBILES
OEM TSB listings for most Jaguar XJS cars and light trucks sold in the U.S. from 1985+.
Document: A/C COMPRESSOR SEAL - REMOVER/REPLACER TOOL Vehicle: 1991 Jaguar XJS Classic Collection 5.3 V12 GAS Auto Systems: |
Document: WATER ENTERS ECM - PLENUM DRAIN VALVE - SRVC ACTION Vehicle: 1995 Jaguar XJS 2+2 6.0 V12 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR Jaguar XJS AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 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 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 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 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
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