× 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

P0173 Diagnostic Trouble Code Discussion for April 2005

Fuel Trim Lean Or Rich (Bank 2)

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 P0173
Help Request Posted
2000 Mercedes-Benz CLK320 3.2L Hesitation, Surge, Cuts out, MIL Lamp on VIN: WDBLJ65G5Y
P0173: fuel trim bank 2 lean. Vehicle sets lean codes intermittently and customer complains of hard stumble and lack of power. Fortunately vehicle acted up with a fuel pressure gauge attached pressure was @ 20psi (tested when ok- 55psi- volume pumps 1 gal in 50 seconds released through fue...
April 07, 2005
1999 Mercedes-Benz E320 4Matic 3.2L MIL Lamp on VIN: WDBJF82H7X
P0173: Self Adaptation at Limit N3/10 Left. ... no driveability complaints. MIL is on. The fun part about this car is as you see in the Test Description, the Left After Catalyst Lambda control numbers are off, and whats fun about this is I tried a new oxygen sensor with no change, and then since there w...
April 29, 2005