Learn Fuel Trims, RICH and LEAN Codes
9 videos • 68,130 views • by GoTech
1
Fuel Trims – Where to Begin your Diagnosis For Rich or Lean (p0171, P0172, P0174, P0175)
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2
Fuel Trims – Oxygen Sensor Basics—How They Work and How to Test and Diagnose Them (O2, HO2S)
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3
Fuel Trims—The Wideband Air/Fuel Ratio Sensor, Operation and Diagnostics (A/F, AFR, UEGO)
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4
Fuel Trims-- Mass Air Flow (MAF) Case Study Diagnosis (P0171, P0172)
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5
Wells TechConnect Ep. 19--Does cleaning a mass air flow (MAF) sensor really work?
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6
Wells TechConnect Ep. 18 -- What Happens when an EGR Valve Sticks Open?
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7
Fuel Trims—Testing & Diagnosing Rich and Lean Conditions (P0171, P0172, P0174, P0175)
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8
The Tune-up Special-- Diagnosing and Repairing a Lack of Spark Plug Maintenance
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9
P0172 P0175 Fuel Trim Rich Testing- Toyota Sienna
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