Ford Windstar 2000 - Symptom Chart for Wiper and Washer Malfunctions; Pinpoint Tests for Wiper and Washer Faults

Symptom Chart
Pinpoint Tests
PINPOINT TEST A: NO COMMUNICATION WITH THE MODULE — FRONT ELECTRONICS MODULE (FEM)
FRONT WINDSHIELD WIPER/WASHER WIPER RLY OFF, ON
FUNCTION CONTROL 1 PWR RELAY OFF, ON
HEAD/CORNERING LAMP CONTROL LEFT HIGH OFF, ON
HEAD/CORNERING LAMP CONTROL LEFT LOW OFF, ON
HEAD/CORNERING LAMP CONTROL LF CORNER OFF, ON
HEAD/CORNERING LAMP CONTROL RF CORNER OFF, ON
HEAD/CORNERING LAMP CONTROL RIGHT HIGH or HIGH BEAM OFF, ON
HEAD/CORNERING LAMP CONTROL RIGHT LOW or LOW BEAM OFF, ON
HORN CONTROL HORN OFF, ON
LAMP CONTROL D REPEATR OFF, ON
LAMP CONTROL FD PARK L OFF, ON
LAMP CONTROL FP PARK L OFF, ON
LAMP CONTROL P REPEATR OFF, ON
ONE TOUCH WINDOW DOWN & ACCY DELAY ACCY RLY OFF, ON
REAR WIPER WASH RLY OFF, ON
REAR WIPER WIPER RLY OFF, ON
TEMPERATURE CONTROL BLR MOTOR OFF, ON
TURN SIGNAL AND MARKER LAMPS LF TURN OFF, ON
TURN SIGNAL AND MARKER LAMPS RF TURN OFF, ON
Symptom Chart
Condition Possible Sources Action
 No communication with the module — front electronics module (FEM)  BJB Fuses 2 (10A) and 23 (15A).
 Circuitry.
 Front electronics module (FEM).
 GO to Pinpoint Test A.
 The wipers are inoperative — front wipers  BJB Fuse 5 (30A)
 Relay(s).
 Switch.
 Circuitry.
 Wiper motor.
 Front electronics module (FEM).
 GO to Pinpoint Test B.
 The wipers are inoperative — rear wipers  BJB Fuse 8 (25A).
 Relay(s).
 Switch.
 Circuitry.
 Wiper motor.
 Front electronics module (FEM).
 GO to Pinpoint Test C.
 The wipers stay on continuously — front or rear  Relay.
 Switch.
 Circuitry.
 Front electronics module (FEM).
 GO to Pinpoint Test D.
 The intermittent wiper speed does not operate correctly  Switch.
 Circuitry.
 Front electronics module (FEM).
 GO to Pinpoint Test E.
 The washer pump is inoperative — front and rear  BJB Fuses 5 (30A) and 8 (25A).
 Switch.
 Circuitry.
 Motor.
 Front electronics module (FEM).
 GO to Pinpoint Test F.
 The washer pump is inoperative — front and rear washers stay on continuously  Switch.
 Circuitry.
 Front electronics module (FEM).
 GO to Pinpoint Test G.
 The high/low wiper speeds do not operate correctly  Switch.
 Circuitry.
 Front electronics module (FEM).
 GO to Pinpoint Test H.
 The wipers do not park correctly  Front electronics module (FEM).
 Circuitry.
 Windshield wiper ON/OFF relay.
 Windshield wiper motor.
 GO to Pinpoint Test I.
CONDITIONS DETAILS/RESULTS/ACTIONS
A1 CHECK BJB FOR OPEN
Measure the voltage between BJB Fuse 2 (10 A) input side and ground; and between between BJB Fuse 23
(15A) input side and ground.
Page
4
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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