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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 549 (Information Center - Instrumentation, Message Center, And Warning Chimes) >> Diagnosis And Testing >> Instrumentation, Message Center and Warning Chimes >> Symptom Charts >> Symptom Chart - Instrument Panel Cluster (IPC)

Symptom Chart - Instrument Panel Cluster (IPC)

WARNING: This page is about a different car, the 2014 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Condition Possible Sources Action
  • No communication with the Instrument Panel Cluster (IPC)
  • Fuse
  • Wiring, terminals or connectors
  • IPC 
  • The Instrument Panel Cluster (IPC) is inoperative
  • Communication concern
  • IPC 
  • Incorrect fuel gauge indication
  • Wiring, terminals or connectors
  • Fuel tank
  • Fuel level sender (float and resistance card)
  • Fuel pump module
  • IPC 
  • Incorrect oil pressure gauge indication
  • Communication network concern
  • Wiring, terminals or connectors
  • Engine oil pressure switch
  • Base engine oil pressure concern
  • PCM
  • IPC 
  • The temperature gauge is inoperative
  • PCM
  • IPC 
  • Incorrect temperature gauge indication
  • PCM concern
  • IPC 
  • The speedometer is inoperative
  • PCM
  • IPC 
  • Incorrect speedometer indication
  • Tire size configuration
  • Axle ratio configuration
  • PCM concern
  • IPC 
  • The odometer is inoperative
  • PCM
  • IPC 
  • The tachometer is inoperative
  • PCM
  • IPC 
  • Incorrect tachometer indication
  • PCM concern
  • IPC 
  • The transmission temperature gauge is inoperative
  • PCM
  • IPC 
  • Incorrect transmission temperature gauge indication
  • Transmission concern
  • IPC 
  • The Control Trac 4WD  gauge is inoperative
  • 4WD  concern
  • IPC 
  • The brake warning indicator is never on
  • Wiring, terminals or connectors
  • Brake fluid level switch
  • Parking brake warning indicator switch
  • Body Control Module (BCM)
  • IPC 
  • The brake warning indicator is always on
  • Wiring, terminals or connectors
  • Parking brake warning indicator switch
  • Brake fluid level switch
  • ABS concern
  • BCM 
  • IPC 
  • The ABS warning indicator is never/always on
  • ABS module
  • IPC 
  • The stability/traction control indicator is never/always on
  • Stability/traction control concern
  • ABS module
  • IPC 
  • The stability/traction control disabled indicator is never/always on
  • A MyKey® programmed key is in use
  • Stability/traction control cannot be disabled
  • ABS module
  • IPC 
  • The LH/RH turn or high beam indicator is never/always on
  • Turn signal concern
  • High beam concern
  • BCM 
  • IPC 
  • The Tire Pressure Monitoring System (TPMS) warning indicator is never/always on
  • Tire pressure
  • TPMS  concern
  • BCM 
  • IPC 
  • The air bag warning indicator is never/always on
  • SRS  concern
  • Restraints Control Module (RCM)
  • IPC 
  • The safety belt warning indicator is never/always on
  • Safety belt buckle concern
  • RCM 
  • IPC 
  • The Malfunction Indicator Lamp (MIL) is never/always on
  • PCM
  • IPC 
  • The cruise control indicator is never/always on
  • PCM
  • IPC 
  • The PRNDL indicator is never on/always displays P
  • Wiring, terminals or connectors
  • Brake shift interlock actuator
  • PCM concern
  • IPC 
  • The powertrain malfunction (wrench) message center indicator is always on
  • Message center concern
  • Electronic Throttle Control (ETC) concern
  • 4WD  concern (if equipped)
  • Transmission concern
  • The engine over-temperature message center warning indicator is never/always on
  • PCM concern
  • IPC 
  • OPEN then CLOSE the driver door and VERIFY the door ajar message center warning indicator functions correctly.
    • If the door ajar message center warning indicator does not function correctly, INSTALL a new IPC  . REFER to Instrument Panel Cluster (IPC) . TEST the system for normal operation.
    • If the door ajar message center warning indicator functions correctly, GO to PINPOINT TEST D  to diagnose the temperature gauge.
  • The charging system message center warning indicator is never/always on
  • Message center concern
  • Charging system concern
  • PCM
  • The low oil pressure message center warning indicator is never/always on
  • Wiring, terminals or connectors
  • Message center concern
  • Communication concern
  • Tachometer concern
  • Engine oil pressure switch
  • Base engine oil pressure concern
  • PCM
  • The 4X4 auto, 4X4 low, 4X4 high or 4X2 message center indicator is never/always on (if equipped)
  • Message center concern
  • Four-Wheel Drive (4WD) concern
  • Transfer Case Control Module (TCCM)
  • The tow haul message center indicator is never/always on
  • Message center concern
  • PCM
  • The Electronic Locking Differential (ELD) message center indicator is never/always on
  • Message center concern
  • ELD  concern
  • TCCM 
  • The door ajar message center warning indicator is never/always on
  • Message center concern
  • Interior lighting concern
  • BCM 
  • The low fuel message center indicator is never/always on
  • Fuel gauge indication concern
  • IPC 
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