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P1153 Diagnostic Trouble Code Discussion for October 2014

Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching

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Trouble Ticket Help Requests for DTC P1153
Help Request Posted
2006 Subaru Baja Turbo 2.5L MIL Lamp on VIN: 4S4BT63C26
P1153: Air Fuel Sensor (Bank 1 Sensor 1) Range/Performance (High). ... Subaru, truck came in a had a P1153 O2 SENSOR CIRCUIT RANGE/PERFORMANCE (HIGH) (BANK1 SENSOR1).Upon inspection I found sensor actually damaged(bent). I put a new A/F sensor in and it came back with a heater performance code same sensor. Tested and found op...
October 21, 2014