Join Now
International Automotive Technicians Network

P1670 Diagnostic Trouble Code Discussion for November 2009

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
1995 Buick Regal 3.8L Stall VIN: 2G4WB5215S
P1670: quad driver module 4 fault. ... stall. will not duplicate for us. MIL not on, but 4 codes present. started on the p1670 quad driver fault code and came up with PCM not grounding relay for cooling fan #2 (fan was not running, but no complaint for that. a/c...
November 12, 2009
1999 Ford F-350 Super Duty XLT 7.3L No Start VIN: 1FTWW33F2X
P1670: EF Feedback Signal Not Detected. ... read it. Truck belongs to a tourist and is a no start..truck owner called mobile mechanic and he got a code p0605, so he wanted pcm changed, I have an IDS and I flash Ford pcms, so he bought a Ford Pcm, brought the truck here, and I flashed it. It still do...
November 12, 2009
1995 Buick Regal 3.8L Stall VIN: 2G4WB5215S
P1670: quad driver module 4 fault. ... stall. will not duplicate for us. MIL not on, but 4 codes present. started on the p1670 quad driver fault code and came up with PCM not grounding relay for cooling fan #2 (fan was not running, but no complaint for that. a/c...
November 12, 2009
1999 Ford F-350 Super Duty XLT 7.3L No Start VIN: 1FTWW33F2X
P1670: EF Feedback Signal Not Detected. ... read it. Truck belongs to a tourist and is a no start..truck owner called mobile mechanic and he got a code p0605, so he wanted pcm changed, I have an IDS and I flash Ford pcms, so he bought a Ford Pcm, brought the truck here, and I flashed it. It still do...
November 12, 2009