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Home >> Land Rover >> 2022 >> Defender 90 S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (Engine Cooling - V8 S/C 5.0L Petrol -- Defender/L663) >> Engine Cooling - V8 S/C 5.0L Petrol (G2796565) >> Description And Operation >> Engine Cooling - V8 S/C 5.0L Petrol (G2796566) >> Operation >> Charge Air Cooler

Charge Air Cooler

WARNING: This page is about a different variant/trim than selected.

Electrical power for the charge air coolant pump is supplied from the PCM  relay, located in the EJB  . When the relay is energized, it connects power from the startup battery to the charge air coolant pump. Operation of the charge air coolant pump is controlled by the PCM  with a PWM  signal. When the charge air coolant pump is running, engine coolant flows from the pump outlet through the 2 charge air coolers. Afterwards to the charge air radiator and back to the pump inlet connection.

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