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LOCATION:

5.5 Convenience Feature (CF) > 23 Electrical Test Program - Test (Power Windows)

Electrical Test Program - Test (Power Windows)

Preparation for Test:
1. See 21
2. Fuses OK.
3. Battery voltage 11 - 14 V
4. Convenience Feature functional.

Test scope Test connection Test condition Nominal value Possible cause/ Remedy1)

1.0 Electric sliding roof
switch (S13/4)
Voltage supply
B

S13/2
4

A

Ignition ON
Disconnect connector at
S13/4 11 - 14 V Wiring.
If values are OK:
1.1

1.1 Switch contacts
Continuity test

A

A

S13/4

S13/4

E

D

Ignition OFF
Disconnect connector at
S13/4

Press switch forward

Press switch backward < 1 S13/4

2.0 Right sliding roof motor (M12/3)
Evaluation-electronics
Voltage supply

3

M12/3

2

Ignition OFF
Disconnect connector at
M12/3 11 - 14 V Wiring.

3.0 Sliding roof motor (M12/3)
Activation
Open sliding roof
3

M12/3

2
Ignition OFF
Disconnect connector at
M12/3

Press switch backwards

11 - 14 V
(as long as
switch is
pressed
backward) Wiring,
S13/4
1.0

If values are OK:
4.0

3.1 Activation
Close sliding roof

3
M12/3

5
Ignition OFF
Disconnect connector at
M12/3

Press switch forward:

11 - 14 V
(as long as switch is pressed forward) Wiring,
S13/4
1.0

If values are OK:
4.0

4.0 Left sliding roof motor (M12/4)
Voltage supply

A

M12/4

B
Disconnect connector at
M12/4
Ignition ON
Press sliding roof switch (S13/4)
backward:
forward:

11 - 14 V
-11 - 14 V Wiring,
M12/4

1) Observe Preparation for Test, see 22.