Factory maintenance schedule OEM · verified
Normal service, condensed from the factory interval matrix.
| Every 10,000 mi | Engine Coolant System (leak inspection) |
Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1998 XJ8 L.
The 1998 Jaguar XJ8 L pairs its five-speed automatic transmission with EPA fuel economy ratings of 15/22/18 mpg (city/highway/combined). Reliability data for this model year records only fifteen total owner complaints, with Engine & Engine Cooling representing the primary concern area, alongside zero recalls. This minimal complaint volume and absence of recalls position the 1998 model as a relatively stable entry in the XJ8 L’s reliability history, suggesting documented issues remained isolated to specific mechanical systems rather than indicating widespread defects.
Fluid capacities, tune-up values and fuel economy at a glance.
Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.
From the factory this vehicle uses a BCI 49 · 680 CCA battery. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.
| Engine air filter | NJA3558AA |
| Fuel filter | C2C35417 alt NJB6091AA |
| Spark plug | C2A1535 |
| Battery | C2D61169 |
| Front wiper blades | GJA8960BB |
| Thermostat | NCA2246BA alt AJ86484 |
Engine, drivetrain, dimensions and economy.
| Transmission | Automatic 5-spd |
| Overall length | 197.6 in |
| Overall width | 70.9 in |
| Overall height | 52.8 in |
| Wheelbase | 113 in |
| Curb weight | 3997 lb |
| Track (front / rear) | 59.1 / 59.1 in |
| EPA city / highway / combined | 15 / 22 / 18 mpg |
| Drivetrain | Rear-Wheel Drive |
| Passenger volume | 100 cu ft |
| Cargo volume | 12 cu ft |
| Recommended fuel | Premium Gasoline |
Capacities, torques and tune-up values from the factory service manual.
This engine USE SHELL SPIRAX TS90 OR EQUIVALENT in the differential, DOT 4 brake fluid. Torque lug nuts to 75 ft-lbs. The firing order is 1-5-4-2-6-3-7-8.
| Brake Fluid | DOT 4 |
| Differential Gear Oil | USE SHELL SPIRAX TS90 OR EQUIVALENT |
| Differential Gear Oil Capacity | 3 Pints |
| Power Steering Fluid | ATF |
| Camshaft Bearing/Carrier Cap Bolts or Studs | 8.0 ft-lbs |
| Intake Manifold to Engine Bolts | 15-16 ft-lbs |
| Exhaust Manifold to Cylinder Head Bolts | 13 ft-lbs |
| Oil Pump to Cylinder BLock Bolts/Studs | 9 ft-lbs |
| Lug Nuts | 75 ft-lbs |
| Rear Wheel Hub | 236 ft-lbs |
| Cylinder Firing Order | 1-5-4-2-6-3-7-8 |
| Spark Plug Gap | 0.035-0.039 in |
| Spark Plug Torque | 11.0 ft-lbs |
| Refrigerant | R134a |
| Refrigerant Capacity | 1.42-1.53 lbs |
| Oil Type | PAG |
| Oil Capacity | 5.44-6.80 oz |
| Standard BCI Group Number | 49 |
| Standard BCI Cranking Performance | 680 cca |
| Injector Primary Resistance | 12-18 ohms |
| Intake Valve Lash | 0.0008 in |
| Exhaust Valve Lash | 0.0014 in |
| Torque Caliper to Bracket | 40-120 ft-lbs / 18-22 ft-lbs |
| Torque to Knuckle | 94 ft-lbs / 40-52 ft-lbs |
| Rotor Runout Limit | 0.004 in / 0.006 in |
| Rotor Nominal Thickness From | 1.103 in / 0.768 in |
| Rotor Nominal Thickness To | 1.103 in / 0.768 in |
| Rotor Discard at or Under | 1.024 in / 0.728 in |
Normal service, condensed from the factory interval matrix.
| Every 10,000 mi | Engine Coolant System (leak inspection) |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Owner complaints about the 1998 Jaguar XJ8 L dominate in one area — the engine & engine cooling, 6 of 15 reports (40%), well ahead of the next concern. NHTSA has issued no recalls for this vehicle, so these are owner-reported concerns only. 1 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the engine & engine cooling pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.
All 15 complaints on record, top 8 components.
Source: NHTSA Office of Defects Investigation complaint database.
No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.
Showing 5 of 13 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| SSM59597Attachme | 2021-04-14 | Electrical System | Attachment. |
| SSM59597Attachme | 2021-04-14 | Electrical System | Attachment. |
| SSM59597Attachme | 2021-04-14 | Electrical System | Attachment. |
| SFCC_09AUG18_REV | 2018-08-20 | Electrical System | A customer may report "Hood Open" message displays on IP with hood closed. |
| SFCC_09AUG18_REV | 2018-08-20 | Equipment | SIM card activation issues |
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
Decode factory build data for a specific vehicle by VIN.
Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.
Cross-vehicle references for the kinds of data on this page.
NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.
EPA figures are 15 city / 22 highway / 18 combined mpg.