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HOMESERVICE MANUALSJAGUAR2002XK8 2D COUPEREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEREMOVE, OVERHAUL & INSTALLELECTRONIC ENGINE CONTROLSGENERAL PROCEDURESENGINE CONTROL MODULE (ECM) ADAPTATIONDIAGNOSTIC MONITOR COMPLETION
2002 Jaguar XK8 2D Coupe

Diagnostic Monitor Completion

2002 Jaguar XK8 2D CoupeSECTION Diagnostic Monitor Completion
  1. The drive cycles detailed here will enable the monitors to run, but only after fuelling adaptations are complete.
    DIAGNOSTIC MONITOR COMPLETION

    Diagnostic Engine Speed Vehicle Speed Mass Air Flow (grams/second) Time to Completion
    Catalyst Monitor 1100 to 1600 rpm 50 to 72 kph (31 to 45 mph) 5 to 30 g/s 23 seconds
    HO2S 600 to 2500 rpm 29 to 113 kph (18 to 70 mph) 4 to 16 g/s Fuel cut for more than 10 seconds, but less than 30 seconds *
    Catalyst Monitor Sensor N/A N/A 10 to 90 g/s 140 seconds
    Fuel System N/A N/A More than 6 g/s 33 seconds
    AACV N/A 61 to 121 kph (38 to 75 mph) 4 to 16 g/s Fuel cut for 2 seconds *
    P/N switch 1800 to 2200 rpm 80 to 101 kph (50 to 63 mph) N/A 31 seconds
    Evaporative emissions N/A 48 to 89 kph (30 to 55 mph) and idle Refer to DRIVE CYCLE FOR 40 THOU LEAK TEST  and/or DRIVE CYCLE FOR 20 THOU LEAK TEST (2001 MY ON ONLY)  Refer to DRIVE CYCLE FOR 40 THOU LEAK TEST  and/or DRIVE CYCLE FOR 20 THOU LEAK TEST (2001 MY ON ONLY) 
  2. During the drive cycle, drive gently, avoiding hard acceleration, braking or cornering and rough roads.
    • Drive at 84 to 97 kph (52 to 60 mph) for 40 seconds.
    • Accelerate to 113 kph (70 mph).
    • Close the throttle, (ideally at the start of a descent) continue with closed throttle for 10 seconds. (* Fuel cut)
    • Drive at 56 to 64 kph (35 to 40 mph), holding the throttle as steady as possible, on a flat level road for 30 seconds minimum.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.