2003 FORD MUSTANG Workshop Manual

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FORD MUSTANG 2003  Workshop Manual Klj .  2 ba
  22003 Mustang Workshop Manual
18. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

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FORD MUSTANG 2003  Workshop Manual SPECIFICATIONS 
SECTION 303-
06: Starting System  2003 Mustang Workshop Manual General Specifications 
Item  Specification 
Normal engine cranking speed rpm  100-
140 rpm  Starter motor no load curren

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FORD MUSTANG 2003  Workshop Manual DESCRIPTION AND OPERATION 
Starting System 
Starter Motor 
The starter motor is a 12-
volt unit that has the starter solenoid mounted on the drive end housing and 
functions as follows: 
�zThe current

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FORD MUSTANG 2003  Workshop Manual Klj .  2 ba
  22003 Mustang Workshop Manual
18. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

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FORD MUSTANG 2003  Workshop Manual DIAGNOSIS AND TESTING 
Starting System 
Refer to Wiring Diagrams Cell 
20  , Starting System for schematic and connector information. 
Inspection and Verification   WARNING: When servicing starter mot

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FORD MUSTANG 2003  Workshop Manual Symptom Chart 
Pinpoint Tests 
PINPOINT TEST A: THE ENGINE DOES NOT CRANK AND THE 
RELAY DOES CLICK 
SYMPTOM CHART  Condition 
Possible Sources  Action 
�z The engine does 
not crank and the 
relay do

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FORD MUSTANG 2003  Workshop Manual �z
Is the voltage greater than 12.5 volts?  for an open. TEST the 
system for normal operation. 
A2 CHECK THE VOLTAGE TO THE STARTER MOTOR 
SOLENOID  �z
Measure the voltage between the starter motor s

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FORD MUSTANG 2003  Workshop Manual PINPOINT TEST B: THE ENGINE DOES NOT CRANK AND THE 
RELAY DOES NOT CLICK 
Test Step  Result / Action to Take 
B1 CHECK CIRCUIT 33 (WH/PK) FOR VOLTAGE 
�z
Disconnect: Starter Motor Relay. 
�z Key in ST