CN2(yellow) 
CN1(red)   
CN6(black)               
CN3(yellow) 
U、V、W(black)   
CN9(10p,white) 
 
4)  Remove the screws 
fixing the IPM board and remove 
the IPM board.   
5)  Disconnect the connectors 
and wires connected from PCB 
and other parts. 
Connectors: 
CN8: Discharge temperature sensor 
(2p,white) 
CN12:Heatsink temperature 
sensor(2p,red) 
CN9:T3/T4 temperature sensor 
(2p/2p,white) 
CN15: Electronic expansion valve 
(6p,red) 
CN10: High and low pressure switch 
(2p/2p, white) 
Wires: 
CN17/CN18: 4-way valve (blue-blue) 
CN19/CN20: connected to crankcase 
heating cable. (black-red) 
CN24/CN25: Electric heater of 
chassis (orange-orange) 
CN1:L-IN (red or white) 
CN3:N-IN (black) 
 
6)  Disconnect the grounding