Fiat TIPO 2016 - Page 143

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FIAT TIPO -31- REV 0.0
To remove the window movement mechanism, remove the carrier and disassemble at bench.
Inside the electric windows is a PTC element in series with their electric motors. The PTC elements
permits thermal protection in the event that the BCM continues to supply current to the motors due to
a fault. The resistance of the PTC element increases as its temperature increases, consequently
interrupting the electrical circuit.
Electronic Motor Unit Connector (Driver)
Pinout
1 High Side Driver (HS19) for comfort enable
2 Positive Signal UP for RR LT Window lifter
Switch
3 Positive Signal DN for RR LT Window lifter
Switch
4 Analog Input active to Vbat/Gnd for Driver
Window UPDN from Driver Stack
5 not connected
6 not connected
7 Positive Signal UP for RR RT Window lifter
Switch
8 Positive Signal DN for RR RT Window lifter
Switch
9 not connected
10 Analog Input active to Vbat/Gnd for Passenger
UPDN Window from Driver Stack
11 Enable Command for Rear Window lifter
Switch
12 Chassis GND for Drv Window lifter Stack