Questions & Answers for: Buick fuel trim

...side on the end of the right real fuel rail for a 3.1L engine. 3.8L engine yhr test port is located at the pressure regulator under the trim cover. ...

97 lesabre surges new fuel pump ,new gas cap,because check lite comes on/smell gas after fill up but no leaks,even had filler tube off to check and be sanded/surging more common after fill up surging ...

...Codes? I have a car that intermittently stalls, with NO DTC shown. Have cleaned MAF, replaced fuel and air filters. Have replaced plugs. Fuel pressure is AOK. Am ready to dance around a

...Fuel Trim System Lean (Bank 1)Print this code data Number of Trips to Set Code: 2 OBD II Monitor Type: CCM Details Indicators: MIL Details Fuel Details MIL Details Trouble Code Conditions: DTC ...

trim condition. Check the tuning - the fuel suppy , the fuel pressure and settings to be perfectly inline with the standard set. If any part requires change it must be done. Similarily the timing must

...fuel trim,fuel pressure,cylinder misfires, consider a bad exhaust converter,many things to test,you can't do in your driveway. Some vehicles have a computer controlled fuel pump, so you need to know ...

...Fuel Trim. Accelerate. Turn off the air conditioner and all the other loads and apply half throttle until 55mph (88km/hr) is reached. During this time the Misfire, Fuel Trim, and Purge Flow ...

...Fuel Trim calculations. That must be performed by a repair shop or Buick dealership. A professional scan tool is used for this service. If you don't mind me asking. Why do you what to reset your fuel ...

...fuel trim sensors for banks called oxygen sensors front sensors, bank 1 and 2, trim fuel. based on oxygen content of exhaust fumes. ak.a 02 sensor are no good 25 years old the maf sensor hot wire can ...

...trim. To access the wiring near the fuel pump, you will likely need to remove the rear seat. Here are the general steps to follow: 1. Remove the Rear Seat: Depending on your specific model and ...