Description of Parameters

Description of parameters

General
The climate control system must be active for certain values to be updated.

Note! In the AUT position, the electronic climate control module governs functions which affect certain of the parameters listed below.

Outside temperature sensor (ECC), value
Measurement range: 0-5V
The climate control module calculates the outside temperature based on the signal voltage.

Passenger compartment temperature sensor (ECC), internal in the climate control module, value
Measurement range: 0-5V
The climate control module calculates the passenger compartment temperature based on the signal voltage.

Evaporator temperature sensor (Electronic climate control, Manual climate control), value
Measurement range: 0-5V
The climate control module calculates the evaporator temperature based on the signal voltage.

Engine coolant temperature (ECC), value
Measurement range: 0-5V
The climate control module calculates the engine coolant temperature (ECT) based on the signal voltage.

Temperature damper motor position sensor, value
Measurement range: 0-5V
The climate control module calculates the damper motor position based on the signal voltage.

Air distribution damper motor position sensor, value
Measurement range: 0-5V
The climate control module calculates the damper motor position based on the signal voltage.

Parking heater, status
Displays the status of the parking heater.
OFF = Parking heater not activated
ON = Parking heater activated

30-supply, status
Displays the status of the 30 supply to the climate control module.
OFF = 30-supply missing
ON = 30-supply present

Ignition status
Displays the status of the 15 supply (ignition) to the climate control module.
OFF = 15-supply missing
ON = 15-supply present

Generator D+(ECC), status
Displays the status of the D+ signal to the climate control module.
OFF = D+ signal missing
ON = D+ signal present

Selected fan speed, value
Measurement range: 0-5V
Climate control module determines how the blower fan speed should be controlled based on the signal voltage from the blower fan control.

Blower fan resupply, value
Measurement range: 0-5V
The climate control module checks the blower fan function from the re-supplied signal voltage.

A/C on, re-supply (ECC, MCC), status
The status displays the condition of the A/C signal from the climate control module.
OFF = A/C not activated
ON = A/C activated

Recirculation switch, status
The status displays the position of the switch on the climate control panel.
Not pressed in = Recirculation switch not pressed in
Pressed in = Recirculation switch pressed in

A/C switch (ECC, MCC), status
The status displays the position of the switch on the climate control panel.
Not pressed in = A/C switch not pressed in
Pressed in = A/C switch pressed in

Heated seat switch (right), status
The status displays the position of the switch on the climate control panel.
Not pressed in = Seat heater switch (right) not pressed in
Pressed in = Seat heater switch (right) pressed in

Heated seat switch (left), status
The status displays the position of the switch on the climate control panel.
Not pressed in = Seat heater switch (left) not pressed in
Pressed in = Seat heater switch (left) pressed in

Battery voltage, value
Measurement range: 0-18.57V
The battery voltage to the climate control module.

Rear defroster relay, status
The status displays the state of the rear defroster relay.
Not activated = The rear defroster relay not activated
Activated = The rear defroster relay is activated

Blower fan relay, status
The status displays the status of the blower fan relay (max relay).
Not activated = Blower fan relay not activated
Activated = Blower fan relay activated

Blower fan, value
Measurement range: 0-100%
The climate control module controlling speed signal, pulse width modulation (PWM) signal to the blower fan.

Recirculation LED, status
The status displays the condition of the LED in the recirculation switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

Defroster LED, status
The status displays the condition of the LED in the defroster switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

Left seat heater high LED, status
The status displays the condition of the LED in the left seat heater switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

Left seat heater low LED, status
The status displays the condition of the LED in the left seat heater switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

Right seat heater high LED, status
The status displays the condition of the LED in the right seat heater switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

Right seat heater low LED, status
The status displays the condition of the LED in the right seat heater switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

A/C on LED (ECC, MCC), status
The status displays the condition of the LED in the A/C switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

A/C off LED (ECC, MCC), status
The status displays the condition of the LED in the A/C switch on the climate control panel.
Not activated = LED not lit
Activated = LED lit

ECC time since start, value
Measurement range: 0 - 65535 seconds
The number of seconds calculated by the climate control module since the engine started and the D+ signal was supplied to the climate control module (generator charging).

Outside temperature sensor (ECC), value
Measurement range: -30 - 80°C
The outside temperature calculated by the climate control module.

Passenger compartment temperature (ECC), value
Measurement range: -30 - 80°C
The passenger compartment temperature calculated by the climate control module.

Evaporator temperature (Electronic climate control, Manual climate control), value
Measurement range: -30 - 80°C
The evaporator temperature calculated by the climate control module.

Engine coolant temperature (ECC), value
Measurement range: -30 - 80°C
The engine coolant temperature (ECT) calculated by the climate control module.

Sun intensity (ECC), value
Measurement range: 0 - 65535 W/m2
The sun intensity calculated by the climate control module.

A/C request (ECC, MCC), status
Indicates the status of the climate control module request for A/C.
Not requested = Air conditioning (A/C) not requested by the climate control module
Requested = Air conditioning (A/C) requested by the climate control module

Recirculation damper motor position, status
The status displays the position of the set positions of the recirculation damper motors as calculated by the climate control module.
Fresh air = the damper motor is calculated to be in fresh air
Recirculation = the damper motor is calculated to be in recirculation

Windshield wiper (ECC), status
Indicates the status of the input signal from the windshield wipers.

Note! It takes approximately 1 minute for a change in status to be updated.

OFF = Windshield wipers not activated
ON = Windshield wipers activated

Blower fan relay maximum, status
The status displays the climate control module request for the blower fan relay (maximum relay).
Not activated = Blower fan relay not requested by the climate control module
Activated = Blower fan relay requested by the climate control module

Request for rear defroster, status
The status displays the climate control module request for the defroster relay
Not activated = Rear defroster relay not requested by the climate control module
Activated = Rear defroster relay requested by the climate control module