P0173 Diagnostic Trouble Code Discussion for January 2018
Fuel Trim Lean Or Rich (Bank 2)
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| Help Request | Posted | |
| 2006 Hyundai Tucson GLS 2.7L MIL Lamp on VIN: KM8JM72D06 P0173: testing and results. Idle fuel trims and O2 voltages perfect, off idle over 1200 rpm trims climb to limits and O2 voltage drops immediately. Add propane, O2 voltages climb, trims come down. No drivabilty issues, runs great except for CEL and trim issues. |
January 16, 2018 |
