S 600 Sedan (140.057) V12-6.0L (120.982) (1996)
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Pneumatic line (12) except with HPF and xenon headlamps
pull off, fit on.
Lighting (13)
withdraw, push in.
Exterior lamp switch (S1)
turn to left and take out downward; insert from below and turn to right.
NOTE: Ensure the retaining lugs (arrow) on the exterior lamp switch (S1) are correctly seated.
Electrical connection (14)
unplug, plug in.
Commercially available tester
Quiescent current retention unit
e.g. Hans Zeheter CMP 12.2