P1670 Diagnostic Trouble Code Discussion for July 2006
Output Driver 4 Voltage High Input
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| Help Request | Posted | |
| 2000 Ford F-350 Super Duty Lariat 7.3L No Start VIN: 3FTSX31F1Y P1670: EF Feedback Signal Not Detected. Good morning, thanks in advance. A challenge for you Diesel guys. Truck was towed in no start. A couple days before it was at another shop with a no start problem, they replaced the lift pump. When cranking it will try to start and occasionally ping hard like ... |
July 24, 2006 |
