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Home >> Mercedes Benz >> 2002 >> SLK 230 (170.449) L4-2.3L SC (111.983) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Initial Inspection and Diagnostic Overview >> Initial Inspection (Description and Operation of ME-SFI Systems & Components) >> Relay Module, Position/Task/Design/Function >> Relay Module, Purpose
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Relay Module, Purpose




Relay Module, Purpose

- Supplying voltage to control modules and electrical components
- Protecting electrical circuit of control modules and electrical components
- Actuating the fuel pump (M3)
- Actuating the electric air pump
- Actuating the fanfare horns
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