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P1159 Diagnostic Trouble Code Discussion for March 2011

Air Fuel Sensor (Bank 1 Sensor 1) AFS+ Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P1159
Help Request Posted
2004 Kia Sedona EX 3.5L MIL Lamp on VIN: KNDUP13194
P1159: Intake tuning valve. No symptoms found related to codes, customer made no mention of any driveability issues. Freeze frame data shows only misfire code data at 63 mph, 2800 rpm. Recreated the conditions and found to achieve 2800 at that cruise speed, O/D was off, but no symptoms f...
March 10, 2011