Left front door IR receiver, IR signal control line, testing electrical system (RFL/RCL)

AD80.35-P-6000-07A

Left front door IR receiver, IR signal control line, testing electrical system (RFL/RCL)





Scope of test

Measuring instrument/
Test connection

Operation/Requirement

Specified value

 Possible cause/Remedy

1.0



Left front door IR receiver (A26/1), models 129/140 only

IR signal control line

30 

(1.16)

N54/4





 19

(1.5)

Lock vehicle with transmitter key via left front door IR receiver, keeping transmitter button depressed.

After completion of the locking operation, read off value.

Then release button and read off 2nd value

Difference in value approx. 0.1 - 1.0 V lower with button "depressed" than with button "released"

Cable

AD80.35-P-6000-06A

 1.1, 1.2

A26/1

Transmitter key

1.1



Left front door IR receiver (A26/1), models 129/140 only

IR signal control line

  –

30 

(1.16)

N54/4





 19

(1.5)

Disconnect N54/4 from .

Disconnect A26/1.

>20 kΩ

Cable

1.2

Left front door IR receiver (A26/1), models 129/140 only

IR signal control line

  +

32 

(1.18)

N54/4





 19

(1.5)

Disconnect N54/4 from .

Disconnect A26/1.

>20 kΩ

Cable