2007 Chevrolet Express 4.3l P0131 P0171
Join this channel to get access to perks: / @robertdotterer Today we have a 2007 Chevrolet Express 4.3l with codes P0131 and P0171. It has a new oxygen sensor and it still sets the same codes. Follow along as we use generic scan data and try to diagnose this car. Codes: P0131 - Heated Oxygen Sensor Bank 1 Sensor 1 Voltage Low P0171 - System Too Lean Bank 1 Tools Used: eSCAN ELITE https://www.aeswave.com/eSCAN-ELITE-p... 0:00 Intro 0:15 Code Scan 0:40 Fuel Trim Sharm Shooter On Escan Elite 2:38 Looking At Oxygen Sensor Voltages 2:45 Unplugging The Oxygen Sensor 3:15 We Found Our Issue 4:32 Looking At Oxygen Sensor Voltages 5:45 Looking At Fuel Trims 6:33 Confirming Repair
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