Ford Expedition 2000 - PINPOINT TEST H: THE WIPERS WILL NOT PARK AT THE CORRECT POSITION REAR; H2 CHECK THE PID R_WP_PK

PINPOINT TEST H: THE WIPERS WILL NOT PARK AT THE CORRECT POSITION — REAR
NOTE: Complete the entire Pinpoint Test related to the symptom before replacing the GEM.
Yes
GO to G26.
No
REPAIR Circuit 410 (W/O). CLEAR the DTCs. TEST the system for normal operation.
G26 CHECK CIRCUIT 411 (BK/LB) FOR OPEN
Measure the resistance between rear wiper down relay connector Pin 3, Circuit 411 (BK/LB)
and rear wiper motor C447, Circuit 411 (BK/LB).
 Is the resistance less than 5 ohms?
Yes
REPLACE the rear wiper motor; REFER to Motor—Rear Wiper. CLEAR the DTCs. TEST the
system for normal operation.
No
REPAIR Circuit 411 (BK/LB). CLEAR the DTCs. TEST the system for normal operation.
CONDITIONS DETAILS/RESULTS/ACTIONS
H1 RETRIEVE THE DIAGNOSTIC TROUBLE CODES (DTCS)
Scan Tool
Retrieve and Document Continuous DTCs
Clear Continuous DTCs
On-Demand Self-Test
Rear Wiper Self-Test
 Are any DTCs recorded?
Yes
If DTC B1839, GO to H2 .
If DTC B1342, REPLACE the GEM; REFER to Section 419-10. CLEAR the DTCs. TEST the
system for normal operation.
No
GO to
H2.
H2 CHECK THE PID R_WP_PK
NOTE: The PID R_WP_PK should indicate PARKED when at the high limit of travel and at
Page
43
of
55
2000 Expedition/Navigator Workshop Manual
8/4/2010
http://www.fordtechservice.dealerconnection.com/pubs/content/~WSYJ/~MUS~LEN/20
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