C21 Check Circuit 679 (Gy/Bk) For Open; C22 Check The Fuse Junction Panel Circuit Between The Gem And Circuit 676 (Pk/O); C23 Check The Fuse Junction Panel Circuit Between The Gem And Circuit 679 (Gy/Bk); C24 Check The Contact Plate Switches — Monitor The Pids Plate_A, Plate_B, Plate_C And Plate_D - Ford Expedition 1998 Workshop Manual

1998 Expedition/Navigator Workshop Manual

C21 CHECK CIRCUIT 679 (GY/BK) FOR OPEN

Fuse Junction Panel C243

C22 CHECK THE FUSE JUNCTION PANEL CIRCUIT BETWEEN THE GEM AND CIRCUIT 676 (PK/O)

GEM C267

C23 CHECK THE FUSE JUNCTION PANEL CIRCUIT BETWEEN THE GEM AND CIRCUIT 679 (GY/BK)

C24 CHECK THE CONTACT PLATE SWITCHES — MONITOR THE PIDS PLATE_A, PLATE_B, PLATE_C AND PLATE_D
Clear DTCs
http://www.fordtechservice.dealerconnection.com/pubs/content/~WSWJ/~MUS~LEN/21/...
No
REPAIR circuit 676 (PK/O). CLEAR the DTCs. TEST the system for normal operation.
Measure the resistance between VSS C186, circuit 679 (GY/BK), and fuse junction panel C243-21, circuit 679
(GY/BK).
Is the resistance less than 5 ohms?
Yes
GO to C22.
No
REPAIR circuit 679 (GY/BK). CLEAR the DTCs. TEST the system for normal operation.
Measure the resistance between fuse junction panel terminal 9 and fuse junction panel terminal 10.
Is the resistance less than 5 ohms?
Yes
GO to C23.
No
REPLACE the fuse junction panel. CLEAR the DTCs. TEST the system for normal operation.
Measure the resistance between fuse junction panel terminal 21 and fuse junction panel terminal 18.
Is the resistance less than 5 ohms?
Yes
REPLACE the GEM; REFER to Section 419-10. CLEAR the DTCs. TEST the system for normal operation.
No
REPLACE the fuse junction panel. CLEAR the DTCs. TEST the system for normal operation.
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8/30/2010