- The in-dash computer is inoperative
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- Fuse
- Wiring, terminals or connectors
- In-dash computer
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- The in-dash computer screen is frozen
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- Software conflict
- In-dash computer
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- CHECK the current in-dash computer software level. REFER to FORD WORK SOLUTIONS™ SELF-DIAGNOSTIC MODE .
- If the in-dash computer is not running the latest software level, ADVISE the customer to upgrade the software.
- If the in-dash computer is running the latest software level, INSTALL a new in-dash computer. REFER to IN-DASH COMPUTER . TEST the system for normal operation.
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- The in-dash computer screen fails to dim when the headlamps are on
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- Door ajar switches
- Hood ajar switch
- In-dash computer
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- All door and hood ajar inputs must be closed for the in-dash computer dimming function to operate correctly. REFER to
INTERIOR LIGHTING
to diagnose the door ajar circuits and
ANTI-THEFT - PERIMETER
Anti-Theft - Perimeter to diagnose the hood ajar switch.
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- The CD player is inoperative/does not operate correctly
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- INSPECT the CD for scratches, fingerprints, a loose paper label, incorrect format, or damage. INSERT a known good CD and TEST the system.
- If the system operates correctly, the concern was caused by a damaged CD.
- If the system does not operate correctly, INSTALL a new in-dash computer. REFER to IN-DASH COMPUTER . TEST the system for normal operation.
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- Internet services (text messaging, web browser, etc.) are inoperative
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- Subscription expired
- Wiring, terminals or connectors
- Modem-antenna
- In-dash computer concern
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- The phone/Bluetooth® interface is inoperative
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- Customer error
- Customer Bluetooth® device
- In-dash computer
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- The keyboard is completely inoperative
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- Customer error
- Batteries
- Bluetooth® connection concern
- Keyboard
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- The keyboard is partially inoperative
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NOTE:
Make sure the number lock (Num Lock key) is not the cause of the concern by toggling it on and off while testing. There is no visual indicator on the keyboard for the number lock status.
- OPEN the web browser and attempt several commands using the mouse and the keyboard.
- If all of the functions work correctly, there is no concern at this time.
- If only some of the functions operate correctly, REPLACE the keyboard. TEST the system for normal operation.
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- No Global Positioning System (GPS) signal
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- Obstructions to the modem-antenna line of sight
- Modem-antenna
- In-dash computer concern
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- Tool Link™ is inoperative/does not operate correctly
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- Wiring, terminals or connectors
- Tool ID tag
- Tool Link™ antenna
- Tool Link™ reader
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- Telematics is inoperative/do not operate correctly (Crew Chief)
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- Fuse
- Wiring, terminals or connectors
- Modem-antenna
- Telematics module
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- No sound from one or more speakers (not all speakers)
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- Wiring, terminals or connectors
- Speaker
- In-dash computer
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- No sound from all speakers
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- Wiring, terminals or connectors
- In-dash computer
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- The audio input jack is inoperative/does not operate correctly
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- Wiring, terminals or connectors
- Audio input jack
- In-dash computer
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- The steering wheel controls are inoperative/do not operate correctly
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- Wiring, terminals or connectors
- Clockspring
- Steering wheel controls
- Steering Column Control Module (SCCM)
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