S4 Sedan L5-2226cc 2.22L DOHC Turbo (AAN) (1992)
Power Seat Control Module: Technical Service Bulletins
Power Seat With Memory - Troubleshooting
Group: 72
Number: 92-02
Date: April 30, 1992
Subject:
Power Seat with Memory, Troubleshooting
Model(s):
100 CS, S4
1992 m.y.
(Supercedes Technical Bulletin 91-05, dated December 31, 1991)
Power seat with memory, troubleshooting
Note
^
always refer to appropriate wiring diagram
^
leave driver's door open when checking operation of the driver's seat memory function
^
if defective components are found when carrying out the following test steps, the wiring to these components must also be checked
^
if the battery is disconnected, programmed seat positions remain in memory
Programmed seat positions can only be erased by the input of new seat positions.
^
actuators are mounted on adjustment motors
^
check all actuators before replacing a defective actuator
^
when checking the sender unit for backrest adjustment, do not recline the backrest more than 350
Test conditions
^
battery OK
^
fuse 8 OK
^
circuit breaker S44 for driver's seat, located in position B1 on auxiliary relay panel 1 OK
^
circuit breaker S80 for passenger seat, located in position B2 on auxiliary relay panel 1 OK
Tools required
^
digital multimeter Fluke 83 (US 1119)