2003 FORD MUSTANG Workshop Manual

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FORD MUSTANG 2003  Workshop Manual �z
seat control switch (14C715) 
�z front seat backrest pad adjusting pump (65530) 
�z front seat adjusting motor drive tube (618B62) 
�z system wiring and circuit protection 
�z front seat backrest a

Page 3666 of 4378

FORD MUSTANG 2003  Workshop Manual Klj .  3 ba
  32003 Mustang Workshop Manual
18. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_5108/S3B~us~en~ ...

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FORD MUSTANG 2003  Workshop Manual DIAGNOSIS AND TESTING 
Seats 
Refer to Wiring Diagrams Cell 
120  , Power Seats for schematic and connector information. 
Refer to Wiring Diagrams Cell  122  , Power Lumbar Seats for schematic and con

Page 3668 of 4378

FORD MUSTANG 2003  Workshop Manual Pinpoint Tests 
PINPOINT TEST A: THE POWER SEAT IS INOPERATIVE  �z
Seat track. 
�z The power seat does not 
move vertically — front �z
Seat regulator control 
switch. 
�z Seat track. 
�z Circuitry.

Page 3669 of 4378

FORD MUSTANG 2003  Workshop Manual PINPOINT TEST B: THE POWER SEAT DOES NOT MOVE 
VERTICALLY —
FRONT �z
Is the resistance less than 5 ohms?  A3 CHECK THE SEAT REGULATOR CONTROL SWITCH 
�z
Carry out the seat regulator control switch c

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FORD MUSTANG 2003  Workshop Manual Circuit 979 (RD/LB), harness side; then between front height motor 
C382, Circuit 990 (YE/LB), harness side and seat regulator control 
switch C360-
5, Circuit 990 (YE/LB), harness side. 
�z Is the re

Page 3671 of 4378

FORD MUSTANG 2003  Workshop Manual PINPOINT TEST C: THE POWER SEAT DOES NOT MOVE 
VERTICALLY —
REAR �z
Actuate the seat regulator control switch to the front DOWN position. 
�z Is the voltage greater than 10 volts?  No 
INSTALL a new

Page 3672 of 4378

FORD MUSTANG 2003  Workshop Manual PINPOINT TEST D: THE POWER SEAT DOES NOT MOVE 
HORIZONTALLY  �z
Is the resistance less than 5 ohms?  C3 CHECK CIRCUIT 983 (RD/LG) AND 982 (YE/LG) FOR A SHORT TO 
GROUND  �z
Measure the resistance betw