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Ask Michael Warfield Your Own Question
Michael Warfield
Michael Warfield, Factory Mercedes-Benz Technician
Category: Mercedes
Satisfied Customers: 3142
Experience:  Mercedes-Benz Master Certified technician
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We are working on a 94 E420, the right distributor

Customer Question

We are working on a 94 E420, the right distributor controlled cylinders are not firing, switched coils and then the left side quit. Ordered new coils, installed, now the left distributor cylinders are still not working. ?? Bill
Submitted: 1 year ago.
Category: Mercedes
Expert:  Michael Warfield replied 1 year ago. long as your cap and rotors look clean internally (no arcing and residue build up), then the problem is your ignition control module or EZL. It is mounted behind the headlight area on the fender well. You can buy one here