XKR Convertible (X100) V8-4.0L SC (AJ27) (2001)
Thermostat: All Technical Service Bulletins
Cooling System - Engine Overheating Condition
303-54
V8 XJ Series/XK
DATE: 06/02
MODEL
1997-2002 MY XK Range
1998-2002 MY V8 XJ Series
VIN
001001-A30161
812256-F55733
Overheating - Thermostat Stuck Closed - Revised Thermostat Available
Issue:
Some V8 engines in XJ and XK vehicles within the above VIN ranges (prior to engine number 0203230140) may experience overheating due to the
thermostat sticking in the closed position. A revised thermostat with a more robust wax bulb is now available.
Action:
On a customer complaint basis only, follow the workshop procedure outlined below.
WORKSHOP PROCEDURE
1.
Open the hood and place protective covers over the fenders.
2.
Raise the vehicle on a lift.
3.
Place a suitable tray under the front of the vehicle to catch spillage.
4.
Drain the coolant from the radiator.
5.
On normally aspirated vehicles only, remove the engine covers.
6.
On all vehicles, release and reposition hose clip from thermostat housing coolant pipe.
7.
Disconnect and remove the coolant hose from the thermostat housing.