Electrical Connections; Component Description; Lcd Screen Legend; Product View - Webasto SmarTemp Control fx 2.0 Installation & Operation Instructions

SmarTemp Control fx 2.0

Electrical Connections

SmarTemp Connector Pin-out
Pin Number Description
1 +12 / 24V
2 GND
3 Heater Output
*Diagnostic Blink Code
4
For terminal removal use: Molex terminal removal tool
P/N: 11-03-0044 (http://www.molex.com)
*Diagnostic Blink Code functionality does not apply to most coolant heaters. Refer to the Error Code section for additional
information.
Relay Connection: (If applicable)
Heaters requiring higher amperage ON/OFF signal will require a relay to accommodate different specifications. If the
connected heater requires more than a 1A ON/OFF signal to start, use the pin-out of a standard relay as described below.
Relay Output
Relay Pin 30 Battery (B+) power source (Fused according to required heater amperage)
Relay Pin 85 Ground
Relay Pin 86 Heater ON/OFF signal wire from pin 3 of SmarTemp Control fx harness.
Relay Pin 87 Switched ON/OFF signal to heater.

Component Description

(Webasto) ON/Off Button
*Micro USB Service Port
* The micro USB service port is not used for heater diagnostic purposes on SmarTemp Control fx 2.0.

LCD Screen Legend

Mode (Auto or Manual)
Day and Time
Auto or Manual
Mode
NOTE: When Auto is visible, timers are enabled
Wire Color
Red
Brown
Black
Green
LCD Screen
Current Day
Timer Active
Auto Mode
Runtime Remaining
Rotary Knob
Screw Cap
Status Indicator Light(s)
Selection Button
Auto Mode
Current Day
Current Time
Heater ON
2
Installation – Operation Instructions
TERMINAL INSERT
SIDE OF CONNECTOR
Manual Mode
Manual Mode
Runtime Remaining
Current Day
Current Time
Heater ON