ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Code 691 - 700, ( 692 693 694 695 696 697 698 699 ) > < Code 671 - 680, ( 672 673 674 675 676 677 678 679 )|System Diagnosis|Page 185
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DTC 677

Go to Transmission and Drivetrain / Testing and Inspection.

DTC 691

KOEO Memory Code ...............................................................................................................................................................................  Go to TB1
See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Pinpoint Tests/TB - 4X4 Low/Transmission Control
TCIL-TCS-TCSM/TB1 - Diagnostic Trouble Codes 47, 633 and 691

DTC 998

KOEO Hard Code ...................................................................................................................................................................................  Go to TC10
See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Pinpoint Tests/TC - Transmission Solenoids/TC10 - Check
VPWR to Solenoid

NO DTCs LISTED

Go to ....................................................................................................................................................................................................................  QA1
See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Pinpoint Tests/QA - No Codes/Codes Not Listed/QA1 -
Check VREF Voltage At Self-Test Connector

Code 691 - 700, ( 692 693 694 695 696 697 698 699 ) > < Code 671 - 680, ( 672 673 674 675 676 677 678 679 )|System Diagnosis|Page 185