Questions & Answers for: Buick do loop codes

...metering system to good overall fuel economy, driveability, and emission control. During open loop, the PCM determines fuel delivery based on sensor signals, without the oxygen sensor input. ...

loop. As the O2 heater reaches operating temperature, the oxygen sensor responds by switching according to oxygen content of the exhaust surrounding it. The ECM tracks how long it takes for the oxygen

2003 park avenue, 110K miles. In closed loop, scan plot of maf is stable at 1 lb/min or below, then occasionally, for a fraction of a second, it spikes to 40 lb/sec and back down. At this time, the ...

...code stored in the computor would have told him that Code P0128 (engine coolant temp below closed loop operating temperature)? If so its a pretty common code and the usual fix is to replace the ...

...codes on the dash replaced fuel filter. I guess the pump is next. or could it be a sensor hawkeye 30: yeah, probably the pump. A sensor malfunction would still let it run in "open loop" mode. Before ...

Code number p 126 P0126- Insufficient coolant temp for closed loop operation.Typically it means that the thermostat is stuck open and not allowing the engine to get to operating temperature. This is ...

...loop I am taking it back to inspection in N.J. it shows no codes no check engine lite any help would be appreciated if I fail again to stay in close loop o2 sensor have to be hot and the converter ...

...it's cold are malfunctionning. When the engine is cold is just started, it uses what we call a open loop, the engine runs fuel maps and such with a stored program in the ECU that doesnt take in ...

what does the code b0026 mean on my 2009 buick lacrosse? DTC B0026: Driver Frontal Deployment Loop (Stage 1) Open It has to do with air bag system B0026 Stage 1 or B0044 Stage 2 ?€¢ The steering wheel

...on 2005 buick mean in regard to airbag light Buick what ? model DTC B0053 Deployment Commanded with Loop DTCs Present Circuit Description The inflatable restraint sensing and diagnostic module (SDM) ...