Ford Mustang (1999-2004) Service Manual: Inspection and Verification
NOTE: A new instrument cluster must be reconfigured.
NOTE: The instrument panel dimmer switch is a part of the headlamp switch.
1. Verify the customer concern.
2. Visually inspect for obvious signs of electrical damage.
Visual Inspection Chart
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3. If the fault is not visually evident, determine the symptom and proceed to the Symptom Chart.
Symptom Chart
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Instrument Cluster and Panel Illumination (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 71 , Instrument Illumination for schematic and
connector information.
Special Tool(s)
73III Automotive Meter
105-R0057 or equivalent
...
Pinpoint Tests
PINPOINT TEST A: THE CONTROL ILLUMINATION IS INOPERATIVE
Test Step
Result / Action to Take
A1 CHECK PARKING LAMPS
YesPlace the headlamp switch in the OFF
position.
GO to A2 .
No ...
Other materials:
Instrument Cluster Self-Diagnostic Mode
To enter the instrument cluster self-diagnostic mode, press and hold the
instrument cluster
SELECT/RESET button, turn the ignition switch to the RUN position, and then
continue pressing the
SELECT/RESET button (five seconds) until tESt is displayed in th ...
Pinpoint Test P: No Communication With The Restraints Control Module
Normal Operation
The RCM communicates with the scan tool using ISO 9141 communication mode
through the data link
connector (DLC).
Possible Causes
A no communication condition can be caused by:
damage to circuit 70 (LB/WH).
a damaged DLC.
a damage ...
Differential Case and Ring Gear - Conventional
Special Tool(s)
2-Jaw Puller
205-D072 (D97L-4221-A) or
equivalent
Installer, Differential Side
Bearing
205-010 (T57L-4221-A2)
Step Plate
205-D061 (D83T-4205-C2) or
equivalent
...