Freelander System Description and Operation
AUTOMATIC GEARBOX - JATCO
44-26
DESCRIPTION AND OPERATION
The fluid temperature sensor can fail in the following ways:
l
Sensor open circuit
l
Short circuit to 12 or 5 volts
l
Short circuit to earth.
The EAT ECU will detect temperature sensor failure when the vehicle speed exceeds 12.5 mph (20 km/h) and the
temperature sensor provides a reading of less than -30
°
C (-22
°
F). In the event of a fluid temperature sensor signal
failure any of the following symptoms may be observed:
l
Upshift to 5th gear inoperative
l
Torque reduction request from the EAT ECU to the ECM inoperative.