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P1165 Diagnostic Trouble Code Discussion for October 2004

Swirl Control Valve Control Vacuum Check Switch

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Trouble Ticket Help Requests for DTC P1165
Help Request Posted
1999 Honda Civic HX 1.6L MIL Lamp on VIN: 1HGEJ7126X
P1165: Lean Air Fuel Sensor (Bank 1 Sensor 1) Circuit Malfunction. ... That is O2 heater circuit problem, which was remedied by replacing the sensor. Now P1165 turns the lite on after an extended drive. Trouble shooting is very sketchy and ends with replacing the same O2 sensor as previously done.The customer is a young man w...
October 15, 2004