Ford Windstar 2000 - The Intermittent Wiper Speed Does Not Operate Correctly

PINPOINT TEST E: THE INTERMITTENT WIPER SPEED DOES NOT OPERATE CORRECTLY
 Is the resistance greater than 10,000 ohms?
Yes
GO to D8.
No
REPAIR Circuit 1359 (DG/VT). REPEAT the FEM self-test, CLEAR the DTCs.
D8 CHECK THE MULTIFUNCTION SWITCH
Multifunction Switch C263
Check the multifunction switch for correct operation. Refer to Wiring Diagram Cell 149.
 Is the multifunction switch OK?
Yes
GO to D9.
No
INSTALL a new multifunction switch. For additional information, REFER to Section 211-05. REPEAT the FEM self-
test, CLEAR the DTCs.
D9 CHECK CIRCUIT 1413 (VT/LB) FOR SHORT TO GROUND
Measure the resistance between multifunction switch C263 Pin 2, Circuit 1413 (VT/LB), harness side and ground.
 Is the resistance greater than 10,000 ohms?
Yes
INSTALL a new FEM. For additional information, REFER to Section 419-10. REPEAT the FEM self-test, CLEAR
the DTCs.
No
REPAIR Circuit 1413 (VT/LB). REPEAT the FEM self-test, CLEAR the DTCs.
CONDITIONS DETAILS/RESULTS/ACTIONS
E1 USE THE RESULTS FROM THE FEM SELF-TEST
Use the recorded results from FEM self-test.
 Are any DTCs recorded?
Yes
If DTC B1446, GO to E2 .
If DTC B1448, GO to E4 .
No
GO to E6.
E2 CHECK WIPER ON/OFF RELAY FOR CORRECT OPERATION
Wiper ON/OFF Relay
Check the wiper ON/OFF relay for correct operation. Refer to Wiring Diagram Cell 149.
 Is the wiper ON/OFF relay OK?
Yes
GO to E3.
No
INSTALL a new wiper ON/OFF relay. REPEAT the FEM self-test. CLEAR the DTCs.
E3 CHECK CIRCUIT 28 (BK/PK) FOR OPEN
Page
18
of
30
2000 Windstar Workshop Manual
4/1/2010
http://www.fordtechservice.dealerconnection.com/pubs/content/~WSYW/~MUS~LEN/21/S
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