S 500 Coupe (140.070) V8-5.0L (119.980) (1997)
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Negative cable (-) to negative pole of battery (3).
Ground cable (1) at negative pole of battery (3)
pull off carefully.
NOTE: Do not interrupt circuit to avoid erasing any faults stored.
Multimeter (2) with test cable (6)
run to the right out of the trunk.
Trunk lid
close.
Commercially available tester
Multimeter
e.g. Sun DMM-5
e.g. Fluke, 88
Test, Part 1 of 4
