Nissan Leaf ZE1 AC compressor

AC Compressor, note orange HV connector and shape. LV connector is on back face.

From Leaf model year 2017-2023

It is label Denso S1 ESB27C

Low voltage Connector

Connector is believe to be Sumitomo 6189-1083 !!!to be verified

The pinout is as follows: Left most pin 12V ign, middle is ground, right is LIN

Pinout of LV connector, red is 12V, Black is ground, Brown is LIN

HV, Red is positive Blue is negative

HV Connector, Red is positive, Blue is negative

Lin Speed 19200kbps

Message rate 100Hz (0.1 S between same ID)

Checksum: Enhanced

Compressor info ID 0x09 Length 8

!!!Content unkown

Control ID 0x07 length 8

OFF: 0x00,0x00,0xFD,0xFF,0xFF,0xFF,0xFF,0xFF

Run: 0x00,0x05,0xFD,0xFF,0xFF,0xFF,0xFF,0xFF

First two bytes control speed ? !!!to be verified