P1670 Diagnostic Trouble Code Discussion for December 2012
Output Driver 4 Voltage High Input
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| Help Request | Posted | |
| 1999 Ford F-350 Super Duty XL 7.3L Stall VIN: 1FDWW33F0X P1670: EF Feedback Signal Not Detected. ... day or two, and sometimes it will do it several times a day. It has been back several times and im going crazy. I have replaced cam sensor, PCM, ICP sensor. It keeps popping codes P1280, P1670, P1316, PO344 AND PO340. He th... |
December 06, 2012 |
