Ford 2003 Mustang Workshop Manual page 3872

Symptom Chart
Symptom Chart
Condition
No communication with the
generic electronic module
The wipers are inoperative
The wipers stay on continuously
The HIGH and LOW wiper
speeds do not operate correctly
The intermittent wiper mode
does not operate correctly
The washer pump is inoperative
The low wiper speed does not
operate correctly
Possible Sources
CJB Fuse 39 (5A).
Circuitry.
GEM.
CJB Fuse 26 (30A).
Ignition switch.
Circuitry.
GEM.
Multifunction switch
(13K359).
Wiper ON/OFF
relay.
Wiper HIGH/LOW
relay.
Wiper motor.
Circuitry.
GEM.
Multifunction
switch.
Wiper ON/OFF
relay.
Wiper HIGH/LOW
relay.
Wiper motor.
Circuitry.
GEM.
Multifunction
switch.
Wiper HIGH/LOW
relay.
Wiper motor.
DTC B1434.
Circuitry.
GEM.
Multifunction
switch.
Wiper motor.
CJB Fuse 26 (30A).
Circuitry.
GEM.
Multifunction
switch.
Washer pump
relay.
Washer pump.
Ignition switch.
Circuitry.
Multifunction
switch.
Wiper HIGH/LOW
relay.
Wiper motor.
GEM.
DTC B1473.
DTC B1434.
Action
GO to
Pinpoint Test
A .
GO to
Pinpoint Test
B .
GO to
Pinpoint Test
B .
GO to
Pinpoint Test
B .
GO to
Pinpoint Test
B .
GO to
Pinpoint Test
C .
GO to
Pinpoint Test
B .