mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Ignition Rotor|Locations|Page 2961 > < Ignition Rotor|Locations|Page 2959
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Ignition Rotor: Testing and Inspection

Rotor Resistance

1.

Remove the distributor cap retaining screws.

2.

Remove the rotor retaining screws.

3.

Measure the resistance across the rotor resistor.

Reading should be 700 - 1300 ohms

4.

Replace as necessary.

5.

Carefully inspect the surfaces of the rotor for possible hair line cracks or signs of burning. Also inspect the rotor adapter for signs of arching.
Replace as necessary.

Ignition Rotor|Locations|Page 2961 > < Ignition Rotor|Locations|Page 2959