ISO 7638 -1
This connector is intended to be used for 24V ABS and EBS on heavy duty trailers. It is identified with a key at pin 5.
CAN-bus communication is according to ISO 11992.
CAN-bus is not required for the ABS to work which means that a 5 pin versions are also available where the CAN-bus pins are excluded.
7-pin 24V ABS/EBS connectors
Wire Cross Section
|1||30||+24V permanent for control valves||Red||4||11|
|2||15||+24V via ignition lock for electronics||Black||1.5||15|
|3||31||Ground for electronics (Pin 2)||Yellow||1.5||15|
|4||31||Ground for control valves (Pin 1)||Brown||4||11|
|5||ABS Fault Indication||White||1.5||15|
|6||CAN H, for EBS and ABS||Green/White||1.5||15|
|7||CAN L, for EBS and ABS||Brown/White||1.5||15|