Join Now
International Automotive Technicians Network

P1670 Diagnostic Trouble Code Discussion for July 2006

Output Driver 4 Voltage High Input


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1670
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
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