Grog6
Moderator
- Joined
- Sep 22, 2023
- Messages
- 4,447
- Location
- Harriman, TN
- Vehicle Details
- 2x 1996 Cougars, 1997 Tbird 4.6's all.
94-95 models are as bad as 97's for bad eec's. Does it high idle if you unplug the iac?
Code 564 Fan Control (FC) CKT Fault
- Thread starter White Lincoln
- Start date
- Joined
- Sep 12, 2023
- Messages
- 2,470
- Location
- North Ridgeville, OH
- Cars in Garage
- 2
- Vehicle Details
- 1997 Thunderbird 4.6, 1998 Mark VIII LSC
I don't think the 3.8 PCMs get the injector hanging issue the 4.6 PCMs are known for. Is there something else they get a bad rap for doing? 
