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...