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P1271 Diagnostic Trouble Code Discussion for July 2013

Air Fuel Sensor (Bank 1 Sensor 1) Circuit No Activity


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Trouble Ticket Help Requests for DTC P1271
Help Request Posted
2003 Oldsmobile Bravada 4.2L Hesitation, MIL Lamp on, Power Loss VIN: 1GHDT13S13
P1271: App1 correlation error. ... loss" light & service engine soon light coming on. May occur on initial start up in morning after placed into reverse to back out of garage or may occur while driving at hwy speeds at part throttle, decel or steady throttle position. When "powe...
July 12, 2013