does not operate correctly cluster
If the failsafe cooling warning indicator does not operate correctly, GO to
Pinpoint Test U.
If the failsafe cooling warning indicator operates correctly, INSTALL a new
instrument cluster. REFER to Instrument Cluster (IC) in this section. TEST the
system for normal operation.
The REDUCED ENGINE POWER display
does not operate correctly
Instrument
cluster
CHECK the failsafe cooling warning indicator for correct operation.
If the failsafe cooling warning indicator does not operate correctly, GO to
Pinpoint Test U.
If the failsafe cooling warning indicator operates correctly, INSTALL a new
instrument cluster. REFER to Instrument Cluster (IC) in this section. TEST the
system for normal operation.
The SERVICE ETC SYSTEM display
does not operate correctly
Instrument
cluster
CHECK the electronic throttle control (ETC) system for correct operation.
If the ETC system does not operate correctly, GO to Pinpoint Test T.
If the ETC system operates correctly, INSTALL a new instrument cluster.
REFER to Instrument Cluster (IC) in this section. TEST the system for normal
operation.
The BRAKE SYSTEM FAILURE display
does not operate correctly
Instrument
cluster
CHECK the brake warning indicator for correct operation.
If the brake warning indicator does not operate correctly, GO to Pinpoint Test
K.
If the brake warning indicator operates correctly, INSTALL a new instrument
cluster. REFER to Instrument Cluster (IC) in this section. TEST the system for
normal operation.
The LOW FUEL LEVEL display does not
operate correctly
Instrument
cluster
CHECK the fuel gauge for correct operation.
If the fuel gauge does not operate correctly, GO to Pinpoint Test B.
If the fuel gauge operates correctly, INSTALL a new instrument cluster. REFER
to Instrument Cluster (IC) in this section. TEST the system for normal
operation.
The LOW OIL PRESSURE display does
not operate correctly
Instrument
cluster
CHECK the oil pressure gauge for correct operation.
If the oil pressure gauge does not operate correctly, GO to Pinpoint Test P.
If the oil pressure gauge operates correctly, INSTALL a new instrument cluster.
REFER to Instrument Cluster (IC) in this section. TEST the system for normal
operation.
The CHECK FUEL CAP display does not
operate correctly
Instrument
cluster
CHECK for powertrain control module (PCM) diagnostic trouble codes (DTCs).
If PCM DTCs are present, REFER to Powertrain Control/Emissions Diagnosis
(PC/ED) manual to continue diagnosis of the DTCs.
If no PCM DTCs are present, INSTALL a new instrument cluster. REFER to
Instrument Cluster (IC) in this section. TEST the system for normal operation.
The DRIVER DOOR, PASSENGER
DOOR, AND TRUNK AJAR display does
not operate correctly
Instrument
cluster
CHECK the interior lamps for correct operation.
If the interior lamps do not operate correctly, REFER to Section 417-02.
If the interior lamps operate correctly, INSTALL a new instrument cluster.
REFER to Instrument Cluster (IC) in this section. TEST the system for normal
operation.
The PARK BRAKE ON display does not
operate correctly
Instrument
cluster
CHECK the brake warning indicator for correct operation.
If the brake warning indicator does not operate correctly, GO to Pinpoint Test
K.
If the brake warning indicator operates correctly, INSTALL a new instrument
cluster. REFER to Instrument Cluster (IC) in this section. TEST the system for
normal operation.
Symptom Chart — Warning Chimes
Condition Possible Sources Action
The safety belt warning chime is
inoperative
Driver safety belt switch
Instrument cluster
Restraint control
module (RCM)
CHECK the safety belt warning indicator operation.
If the safety belt warning indicator does not operate correctly, GO to
Pinpoint Test H.
If the safety belt warning indicator operates correctly, INSTALL a new
instrument cluster. REFER to Instrument Cluster (IC) in this section.
The Belt-Minder® feature does not
operate correctly
Belt-Minder®
deactivated
ACTIVATE the Belt-Minder® feature.
Safety belt switch
Restraint control
module (RCM)
Instrument cluster
CHECK the safety belt warning indicator operation.
If the safety belt warning indicator does not operate correctly, GO to
Pinpoint Test H.
If the safety belt warning indicator operates correctly, INSTALL a new
instrument cluster. REFER to Instrument Cluster (IC) in this section.
The key-in-ignition chime is inoperative
Circuitry
Key-in-ignition switch
(part of the ignition
switch)
Instrument cluster
GO to Pinpoint Test AC.
All the chimes are inoperative
Instrument cluster
Smart junction box
(SJB)
CONNECT the diagnostic tool. SELECT the instrument cluster warning lamps
and chime active command and trigger the chimes on.
If the chimes sound, INSTALL a new SJB. REFER to Section 419-10.
TEST the system for normal operation.
If the chimes do not sound, INSTALL a new instrument cluster. REFER
to Instrument Cluster (IC) in this section. TEST the system for normal
operation.
The headlamp on reminder chime is
inoperative
Instrument cluster
CHECK the operation of the key-in-ignition warning chime.
If the key-in-ignition warning chime does not operate correctly, GO to
Pinpoint Test AC.
If the key-in-ignition warning chime operates correctly, INSTALL a new
instrument cluster. REFER to Instrument Cluster (IC) in this section.
TEST the system for normal operation.
The chime sounds when the driver door
is ajar (no key in the ignition and the
headlamps are off)
Circuitry
Key-in-ignition switch
(part of the ignition
switch)
Instrument cluster
GO to Pinpoint Test AD.
The air bag warning chime does not
Restraint control
CHECK the operation of the safety belt and air bag warning indicators.
2005 Mustang Workshop Manual
http://www.fordtechservice.dealerconnection.com/pubs/content/
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