× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P3020 Diagnostic Trouble Code Discussion for February 2024

Battery Block 10 Becomes Weak

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P3020
Help Request Posted
2012 Mercedes-Benz C250 1.8L Misfire VIN: WDDGF4HB9C
P3020: Combustion Misfire Cylinder 2. Vehicle came in with misfire codes. Misfires will noticeably happen intermittently on all cylinders. We replaced spark plugs and ignition coils, added fuel injector cleaner fuel additive, we checked compression, we checked fuel pressure and ensured fuel qu...
February 12, 2024