ML 550 (164.172) V8-5.5L (273.963) (2009)
Component Identification
2
Detach starter relay (2) from socket.
Illustrated on model 164.175
Component Identification
3
Plug corresponding adapter line from electrical connection kit into socket of relay base (see arrow).
4
Connect adapter line to compression tester line.
5
Clip terminal clamp (4) of compression tester onto connection (5).
Illustrated on model 164.175