Electrical Connections; Connector Pinout - Webasto SmarTemp Control 3.0 Installation & Operation Instructions

SmarTemp Control 3.0

Electrical Connections

This is a plug and play kit for all compatible heaters. Refer to the compatibility section for adapter part
numbers.
Connector Pin out
Iso View
Pin # Color
1 Red
2 Brown
3 Black
4
For terminal removal use: Molex terminal removal tool P/N: 11-03-0044
* Only used in original equipment installations
SmarTemp side of connector
Wire Insertion End
Description
12V / 24V power
Battery ground
Heater ON signal (coolant
heater only)
Not used
http://www.molex.com
Installation - Operating Instructions
Iso View
Pin # Color Description
1 Gray Brake signal input*
2 Open cavity
Yellow/
3 W-Bus
Red
Ambient temperature (air heaters
4 Yellow
only)
3
Wire Insertion End