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P1170 Diagnostic Trouble Code Discussion for April 2012

Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit No Inversion

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Trouble Ticket Help Requests for DTC P1170
Help Request Posted
2001 Mazda Protege DX 1.6L Hesitation, Stall VIN: JM1BJ22211
P1170: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit - No Inversion. Hi, this car has me in a pickle. slow acceleration ok until 3000 rpm, then bogs down. fast acceleration and same problem... Fuel pressure ok(has new pump), CMP, TPS, and CKT scopes patterns ok. Mass Air flow sensor ok (have swapped with good one- no change) Ha...
April 10, 2012