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P1312 Diagnostic Trouble Code Discussion for January 2015

Exhaust Gas Temperature Sensor Malfunction

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Trouble Ticket Help Requests for DTC P1312
Help Request Posted
2006 Saab 9-5 2.3t 2.3L MIL Lamp on VIN: YS3ED59G76
P1312: Combustion detection circuit open or short to power cyls 12. ... 2.3t in the shop with code P1312 "Combustion detection circuit open or short to power cyls 1&2". On testing I found no misfire and plugs in good shape, correct plugs for application. I scope tested the combustion detection circuits to compare t...
January 28, 2015