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P1143 Diagnostic Trouble Code Discussion for January 2012

Heated Oxygen Sensor (Bank 1 Sensor 1) Lean Shift Monitoring


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Trouble Ticket Help Requests for DTC P1143
Help Request Posted
2000 Volkswagen Jetta GLS 2.8L MIL Lamp on VIN: 3VWSE29M7Y
P1143: load upper limit exceeded. ... none found. Removed cover to inspect hoses. OK. This vehicle is wrap like a tuna can. Replaced mass air flow meter with Bosch unit from World PAC...Customer took vehicle and came back after three weeks with same codes. Recheck and found no visible smoke. I...
January 30, 2012
2000 Volkswagen Jetta GLS 2.8L MIL Lamp on VIN: 3VWSE29M7Y
P1143: load upper limit exceeded. ... none found. Removed cover to inspect hoses. OK. This vehicle is wrap like a tuna can. Replaced mass air flow meter with Bosch unit from World PAC...Customer took vehicle and came back after three weeks with same codes. Recheck and found no visible smoke. I...
January 30, 2012