LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 1998 >> Tracker 4D Utility, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Trouble Codes >> DTC P0171: Fuel Trim System Lean >> Condition For Setting DTC

Condition For Setting DTC

Long and short term fuel trim is greater than 43 percent in 128 firing events, short term fuel trim is 20 percent or greater in 128 firing events and barometric pressure is greater than 75 kPa.