Refrigerant Expansion Valve 1 -N636-, REMOVING AND INSTALLING: Installing
Install in reverse order of removal and note the following:
-- If equipped, check the alignment pin on the refrigerant line connections for damage and correct seating.
-- Replace the O-rings -1-. Refer to REFRIGERANT CIRCUIT SEALS and the Parts Information for the version.
-- Install the refrigerant line and pay attention to the correct routing.
-- If equipped, check the alignment pin on the refrigerant line connections for damage and correct seating.
-- Replace the O-rings -7, 8-. Refer to REFRIGERANT CIRCUIT SEALS and the Parts Information for the version.
-- Install the refrigerant line and pay attention to the correct routing.
-- Check the routing of the refrigerant lines after attaching. They must be inserted into the provided brackets and must not come in contact with other components.
-- Reinstall the rest of the removed components in the reverse order and reattach the loosened components.
-- Evacuate and fill the refrigerant circuit. Refer to Refrigerant Circuit (Refrigerant R134a Servicing, Refrigerant Circuit, Working with A/C Service Station) or Working with A/C Service Station (1 Of 2) / Working with A/C Service Station (2 Of 2) .
-- Switch the ignition on.
-- Initiate the basic setting of the A/C system through the Thermal Management Control Module -J1024- and activate the power-controlled valves using one of the routines stored there. "Charge/flush the refrigerant circuit stop routine" using the Vehicle Diagnostic Tester in the "Guided Fault Finding" function.
-- Check the DTC memory of the Front A/C Display Control Head -E87- (and of the Thermal Management Control Module -J1024-) and erase any displayed malfunctions using the Vehicle Diagnostic Tester in the "Guided Fault Finding" function.
-- Start the A/C system after charging the refrigerant circuit. Refer to A/C SYSTEM, STARTING AFTER CHARGING REFRIGERANT CIRCUIT .