500SEL (126.037) V8-5.0L (117.963) (1984)
Power Seat Switch: Technical Service Bulletins
Seats - Front Power Seat Switch Replacement
TO:
OUR MERCEDES-BENZ PASSENGER CAR DEALERS
DATE:
January, 1985 (supersedes 82/30 March 1983) REF. NO. 82/36
SUBJECT:
REPLACEMENT OF SWITCH FOR FRONT POWER SEATS (SOLDERED TYPE) MODEL 126
If a power seat switch, soldered to the wiring harness (Figure 1) is defective, it can now be replaced with a switch and plug assembly.
Procedure
1.
Disconnect negative (-) battery terminal.
2.. Remove door panel and peel back the plastic sheet in the area of the power seat switch.
Figure 1 - Switch Cover Removed
3.
Unscrew switch, remove rear cover of switch (Figure 1) and unsolder the electrical wires.
Figure 2 - Power Seat Switch, Left
Figure 3 - Power Seat Switch, Right
4.
Use the pin socket layout and wire color diagrams (Figures 2 and 3) to solder the appropriate size pin socket (2.5 or 4.0 mm) to the proper wire
and insert each into the plug as shown.