B1719 - Driver Front Seat Forward Switch Short to Battery

DTC B1719 - Driver Front Seat Forward Switch Short To Battery

NOTE: Ford DOES NOT provide a procedure to perform the following pinpoint test without the Rotunda New Generation Star (NGS) tester 007-00500 or equivalent.

B1719-1 - Verify Switches Are Not Closed

- Turn ignition switch to RUN.
- Turn ignition switch OFF. These two steps "wake up" the driver seat module.
- Open driver side door. This disables delay accessory function.

NOTE: Seat will move a short distance in each direction during self-test

- Execute self-test.
- Verify that driver seat switches are not pressed.
- Clear DTC.
- Rerun self test. Be sure that no switches are pressed during test.

Is DTC B1719 still present?

YES GO to B1749-3.
NO GO to B1749-2.

B1719-2 - Verify That Switches Are Not Sticking

- Set NGS to read SFWD_SW - Horizontal Movement.
- Make sure ignition switch remains OFF.
- Press and release the seat recline switch several times.

Does PID show that the button releases within 1 second from when the switch is released?

YES System operating normally. Continuous fault would be set if the switch was held for more than 2 minutes.
NO REPLACE seat switch. RETEST system.

B1719-3 - Test Circuit 981 (R/W)

- Disconnect connector C1 from driver seat module.
- Carefully probe driver seat module connector pin C1-13 circuit 981 (R/W) for voltage.

Is voltage reading B+?

YES GO to B1719-4.
NO REPLACE driver seat module. RETEST system.

B1719-4 - Test Switch

- Disconnect seat switch.
- Carefully probe driver seat module connector pin C1-13 circuit 981 (R/W) for voltage

Is voltage B+?

YES SERVICE circuit 981 (R/W) for short to B+. RETEST system.
NO REPLACE seat switch. RETEST system.