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933.HONDA9 2.10.198.12 2018 Honda Civic (Smart Key)
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Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color Connection
H4/1 N/A No Connection No Connection
H4/2 Red/Black (+) 12 Volt Input No Connection
H4/3 Pink/Black Flex Relay (pin 87a) No Connection
H4/4 Pink/White (+) Flex Relay Output No Connection
H4/5 Red (+) 12 Volt Input No Connection
H4/6 Green Starter Input (conn. side) No Connection
H4/7 Violet (+) Starter Output (vehicle side) No Connection
H4/8 Orange (+) Accessory Output No Connection
H4/9 Red/White (+) 12 Volt Input No Connection
H4/10 Pink (+) Ignition Input/Output No Connection
RF Port harness, 2-pin white connector (H5)
Module
Conn./Pin Color Description
H5/1 N/A RF Loop
H5/2 N/A RF Loop
D2D harness, 4-pin white (1) and black (2) connectors (H6)
Module
Conn./Pin Color Description
H6/1 Blue (Data) TX
H6/2 Black (-) Ground
H6/3 Green (Data) RX
H6/4 Red (+) 12 Volt
Temperature sensor harness, 2-pin black connector (H7)
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color Connection
H7/1 Black Temperature Sensor
H7/2 Black Temperature Sensor