is not starter, is not ignition switch.
HOLDING KEY ON, crank's turn once, rest 1 second or 2, another crank turn and some times 3 times to turn engine on. Sometimes takes longer. SOMETIMES ON FIRST START.
I Asked Mercedes Benz.
there is an electronic box behind top of engine by driver side and another on front of engine might be related to starting situation.
Am I on right path can you tell what's the specific reason
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