Toyota Corolla Cross: Refrigerant
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PRECAUTION PRECAUTIONS FOR REFRIGERANT HFO-1234yf (R1234yf)
(a) Compatibility (1) The parts used in the refrigerant cycle, the compressor oil, etc. of an HFO-1234yf (R1234yf) system are not compatib
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT
HINT:
Steps 2 to 9 specify the procedure to determine the cause of a refrigerant leak.
Step 10 specifies the procedure to check if there is a c
REPLACEMENT PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM
(a) Turn the ignition switch ON. (b) Operate the compressor under the conditions shown below:
Item Condition
Op
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SYSTEM DIAGRAM
Communication Table
Transmitting ECU Receiving ECU
Signal Communication Method
Multiplex Network Master Switch Assembly
Power Window Regulator Motor Assembly (for Driver Door)
Power window auto up and down signal
LIN
Power Window Regulat
PARTS LOCATION ILLUSTRATION
*1 FUEL PUMP (for Low Pressure Side)
*2 MASS AIR FLOW METER SUB-ASSEMBLY
*3 ECM
*4 NO. 1 ENGINE ROOM RELAY BLOCK
*5 FUEL PUMP CONTROL ECU
*6 CANISTER ILLUSTRATION
*1 AIR FUEL RATIO SENSOR (Sensor 2)
Precaution
System Diagram
