GF91.30-P-5215FL Rear SIH Control Unit, Component Description

GF91.30-P-5215FL Rear SIH Control Unit, Component Description
- with CODE (872) Electrically heated left and right rear seats

Component Identification:

Location
The rear seat heater control unit is located in the trunk on the right.

Task
The rear seat heater control unit has the following tasks:
^ Reading in of signals
^ Evaluation of input factors
^ Actuation of components
^ Output of signals

Reading in of signals
The input factors are read in via the following connection:
^ Interior CAN (CAN B)

Interior CAN
The following signals are read in over the interior CAN:
- By the left rear door control unit (N69/3):
- Left rear seat heater button (S51/3)

- By the right rear door control unit (N69/4):
- Right rear seat heater button (S51/4)

Evaluation of input factors
The input factors that have been read in are evaluated by the integrated microprocessor and the relevant components are then actuated.

Actuation of components
The actuation of the components takes place via the following connections:
^ Direct line

Direct line
The following components are actuated via a direct line:
- Left rear seat surface heater pad (R13/5)
- Left rear backrest heater pad (R13/6)
- Right rear seat surface heater pad (R13/7)
- Right rear backrest heater pad (R13/8)

Output of signals
The output of signals is carried out over the following connection:
^ Interior CAN

Interior CAN
The following signals are issued over the interior CAN:
- Function feedback for left rear seat heater to left rear door control unit (N69/3)
- Function feedback for right rear seat heater to right rear door control unit (N69/4)