Lean Faults & Vacuum Leak Diagnosis Using an OBD-II Scanner

P0171 lean code, how do these numbers look?

P0171 & P0174 Trouble Codes - Diagnosis, Causes, Symptoms & How to Fix It- AutoZone

P2195 rough idle and stalls

13' STI too lean, can't figure out the issue, only getting this code while driving in the highway. Already cleaned my maf and smoke tested my car. Any help or possible causes

P1349, 12-18% lean, VVT Solenoid & Filter Replaced - PLEASE HELP! - ClubLexus - Lexus Forum Discussion

P0171 - OBD-II Trouble Code Fuel System Too Lean (Bank 1)

Lean Code P0171, but LTFT is -25

on board diagnostic ii obd ii obd 2 by roger gustavo saravia aramayo - Issuu

Your Car Doctor ➤ Failed to pass the local smog test; Need 1,000+ bucks for catalytic converter replacement; And can't drive the car legally? Why not

OBD2 Scanner, Code Reader TOPDON AL300 All OBD2 Functions, Vin Retrieval CAN Diagnostic Scan Tool for Check Engine Light, Smog Check, O2 Sensor Test

Ancel S3000 Smoke Leak Detector Evap Smoke Machine Diagnostic Tool Vacuum Tester Fuel Pipe Leakage Locator For Car Motorcycle - Pipeline Smoke Leak Detector Tool - AliExpress

2007 Mazda Tribute Fault - Help Please! - Mazda Forum - Mazda Enthusiast Forums

Complete List of OBD2 Codes: OBDII & OEM Diagnostic Trouble Codes