Operation CHARM: Car repair manuals for everyone.

Temperature Sensor (Gauge): Service and Repair

COOLANT TEMPERATURE TRANSMITTER

5.3L V12:




3.6L L6:





RENEW

Open the bonnet.
Disconnect the battery earth lead.

WARNING: DO NOT REMOVE THE CAP AT THE REMOTE HEADER TANK UNLESS THE ENGINE IS COLD.

Remove the radiator pressure cap to depressurise the a system.
Disconnect the transmitter feed wire.
Unscrew and remove the transmitter. Remove and discard the seal/washer.

Fit a new seal/washer to the replacement transmitter.
Fit and tighten the transmitter.
Reconnect the transmitter feed wire.
Check/top up the coolant. Refit the pressure cap.

NOTE: Always top-up with recommended strength of antifreeze, NEVER WITH WATER ONLY.

Reconnect the battery earth lead.
Close the bonnet.

DATA

TORQUE FIGURES
Transmitter to engine - 49-54 Nm

SPANNER SIZES
22 mm

OILS / SEALANTS / LUBRICANTS
'JAGUAR UNIVERSAL' or a PHOSPHATE FREE type to B.S. 6580 antifreeze 50% down to -36°C (-33°F); 55% down to -40°C (-40°F); 33% down to -19°C (-2.2°F).