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P1129 Diagnostic Trouble Code Discussion for April 2013

Closed Loop Fueling Not Achieved (Bank 2)


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Trouble Ticket Help Requests for DTC P1129
Help Request Posted
2008 Jeep Grand Cherokee Laredo 4.7L Misfire VIN: 1J8HR48N68
P1129: Closed loop fueling not achieved b2. Vehicle came in for the p1128, p1129 codes. Found flash and suggested customer get that taken care of before any further diag on those codes. All codes where history. Customer also complained of a stall condition. Could not duplicate stall. Customer wanted plu...
April 24, 2013
2008 Jeep Grand Cherokee Laredo 4.7L Misfire VIN: 1J8HR48N68
P1129: Closed loop fueling not achieved b2. ... codes. Found flash and suggested customer get that taken care of before any further diag on those codes. All codes where history. Customer also complained of a stall condition. Could not duplicate stall. Customer wanted plugs for maint. Replaced the plugs ...
April 24, 2013