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P0170 Diagnostic Trouble Code Discussion for August 2004

Fuel Trim Lean Or Rich (Bank 1)

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Trouble Ticket Help Requests for DTC P0170
Help Request Posted
1996 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBJF55F1T
P0170: Fuel Trim Malfunction Bank 1. ... runs well. The only code obtained with an OBDII scan is P0170 with a freeze frame data for LTFT of -14.8%. After replacement of the MAF sensor and two long drives, fuel trim did not budge. Customer drove car for 1200 miles...
August 04, 2004
1998 Mitsubishi Montero Sport ES 2.4L MIL Lamp on, never C/Loop
P0170: Fuel Trim Lean Or Rich (Bank 1). Hi guy,s, this is a montero "sport" i'm not sure if it's an "ES", but it's a base model/crank window's/2wd etc. Anyway,This has fuel trim codes and an ect issue, but the freeze frame data shows=o mph/ect -39deg./0 rpm/load 0/lft1 100%/ stft 100...
August 06, 2004
2000 Mercedes-Benz ML320 3.2L MIL Lamp on VIN: 4JGAB54E6Y
P0170: right bank fuel trim out of self adaptive range. replace all O2 sensors, replace spark plugs, clear codes, after half an hour of driving, all codes came back on, We replaced the O2 sensors with after-market bosh sensors. Could it be that the computer is not relating to the sensors? Should I get Mercedes fact...
August 18, 2004