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P1312 Diagnostic Trouble Code Discussion for July 2004

Exhaust Gas Temperature Sensor Malfunction

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Trouble Ticket Help Requests for DTC P1312
Help Request Posted
2000 Honda Passport EX 3.2L no power VIN: 4S6CK58WXY
P1312: ION Sensing Module Secondary Line 2 Circuit Malfunction. This Honda Passport/Isuzu Rodeo won't get out of its own way! It bogs down on accel. It runs a little rough at idle also. The main problem is bad lack of power. Full throttle upshifts barely occur. It won't rev up in neutral. It is the same with the exhaust un...
July 14, 2004