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Home >> Mercedes Benz >> 1999 >> CL600 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (1995 Electrical MERCEDES-BENZ Generator & Regulator - E420, S420 & S500) >> Testing >> On-Vehicle Testing >> Wiring Continuity

Wiring Continuity

WARNING: This page is about a different car, the 1995 Mercedes-Benz S500, 1995 Mercedes-Benz S420, and 1995 Mercedes-Benz E420. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect voltmeter between generator B+ terminal and ground. Voltmeter should indicate battery voltage. If battery voltage is not indicated, check battery and check wiring between generator and battery for corrosion, loose terminals, etc.
  2. Turn ignition on and ensure instrument cluster charge indicator light (battery symbol) comes on. If light does not come on, check wiring between generator and warning light, including indicator bulb.
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