Operation CHARM
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Land Rover
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2006
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Range Rover (LM) V8-4394cc 4.4L
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Description and Operation
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Description
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E-Box Fan
E-Box Fan
E-Box Fan
The ECM (
engine control module
) controls an electric fan to provide cooling in the E-Box. The ECM (engine control module) uses a hardwired signal to switch the fan on or off based on its internal temperature sensor.