DESCRIPTION The LIN communication of the components related to the mirror heater occurs between the air conditioning amplifier assembly and air conditioning control assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When using the Techstream with the ignition switch OFF to troubleshoot: Connect the Techstream to the vehicle, and turn a courtesy switch on and off at 1.5 second intervals until communication between the tester and vehicle begins. PROCEDURE
(a) Disconnect the J127 air conditioning control assembly connector. (b) Disconnect the J19 air conditioning amplifier assembly connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(b) Measure the resistance and voltage according to the value(s) in the table below. Standard Resistance:
Standard Voltage:
(a) Temporarily replace the air conditioning control assembly with a new or normally functioning one (See page ). (b) Check that the malfunction disappears. OK: Malfunction disappears.
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Toyota Tundra Service Manual > Compressor: Removal
REMOVAL PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (a) for HFC-134a(R134a): Click here (b) for HFO-1234yf(R1234yf): Click here 2. REMOVE FRONT FENDER APRON SEAL LH (a) Remove the 6 clips and front fender apron seal LH. 3. REMOVE FAN AND GENERATOR V BELT (a) for 1UR-FE: Click here (b) ...