× 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

P1557 Diagnostic Trouble Code Discussion for August 2006

Battery Module Temperature Sensor Signal 3 Circuit Low Voltage

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 P1557
Help Request Posted
1999 Audi A4 1.8L MIL Lamp on VIN: WAUCB28D9X
P1557: Charge pressure positive dev. ... Came in with MIL on and a whole list of codes. Cleared codes and road tested. MAF and Lean codes came back. Vehicle would not idle and ran poorly with no power. Tried cleaning MAF and retest with no improvement. Same codes returned. Replaced MAF and now ha...
August 14, 2006