Front HS, test of electrical system, front right seat heated cushion and front right backrest heated cushion

AD91.30-P-6000-07B

Front HS, test of electrical system, front right seat heated cushion and front right backrest heated cushion





Scope of tests

Test instrument / test

connection

Action/

prerequisites

Nominal

value

 Possible cause / remedy

1.0

Right front seat heated cushion (R13/3) and right front backrest heated cushion (R13/4)

Power supply



X55/4



 C.4

Ignition: ON

Seat heater: OFF

Do not disconnect connector C on right front seat contact strip (X55/4).

Press right front heated seat (HS) and seat ventilation switch (N25/7s2) once at top:

< 1 V

9-14 V

(StageII)

 Wiring

AD91.30-P-6002-09A

 Front heated seat (HS) and seat ventilation control module (N25/7)

 1.1

1.1

Ground lead

C.1 

X55/4



+

Ignition: OFF

Disconnect connector C on X55/4.

9-14 V

 Wiring