Lexus NX: Refrigerant

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 Precaution

PRECAUTION PRECAUTIONS FOR REFRIGERANT HFO-1234yf (R1234yf) (a) Compatibility (1) The parts used in the refrigerant cycle, etc. of the HFO-1234yf (R1234yf) system are not compatible with the conventio

 Replacement

REPLACEMENT PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (a) Turn the power switch on (READY). (b) Operate the cooler compressor under the conditions shown below: Item Condition

 Refrigerant Line

ComponentsCOMPONENTS ILLUSTRATION *1 LIQUID TUBE SUB-ASSEMBLY *2 DISCHARGE HOSE SUB-ASSEMBLY *3 SUCTION HOSE SUB-ASSEMBLY *4 AIR CONDITIONER TUBE AND ACCESSORY ASSEMBLY *5 P

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 Inspection

INSPECTION PROCEDURE 1. INSPECT FRONT LUMBAR POWER SEAT SWITCH (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Switch Condition Specified Condition 3 (H) - 5 (B) Hold switch on Below 1 Ω 1 (R) - 2 (E) 2 (E) -

 GSW Terminal Circuit Malfunction (B1243)

DESCRIPTION If the collision door lock release function does not operate normally, or an open or short in the GSW input circuit of the main body ECU (multiplex network body ECU) is detected, DTC B1243 will be stored. DTC No. Detection Item DTC Detection Condition Trouble Area B1243 GS

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