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Real repair · Dudley

Mercedes C180 W204 (2007) — no ignition, no crank

No ignition and no crank after water got into the fuse box.

Bosch fuse box in the engine bay of the 2007 Mercedes C180 W204

At a glance

Vehicle
Mercedes C180 W204, 2007
Area
Dudley
Time on site
1.5 hours

Diagnostics

Checked the EZS (ignition lock), SAM module, power supply and fuses.

Mercedes C180 W204 SAM module with its wiring and connectors

Cause

The 20A fuse (F19) feeding the electronic ignition lock was missing.

Fix

New fuse fitted — ignition restored, engine started.

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