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Home >> Lincoln >> 2013 >> MKS Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Information Center - Instrumentation, Message Center, And Warning Chimes >> Diagnosis And Testing >> Instrumentation, Message Center and Warning Chimes >> Pinpoint Tests >> Pinpoint Test I: The Tachometer Is Inoperative >> Pinpoint Test I: The Tachometer Is Inoperative

Pinpoint Test I: The Tachometer Is Inoperative

  1. I1 RETRIEVE THE RECORDED DTCs FROM THE PCM KOEO SELF-TEST 
    • Ignition ON.
    • Using a scan tool, perform the PCM KOEO self-test.
    • Are any DTCs recorded? 
  2. I2 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST 
    • Using a scan tool, perform the IPC self-test.
    • Are any DTCs recorded? 
    • Yes  : For DTC U0100:00, GO to PINPOINT TEST AV .

      For all other DTCs, REFER to DTC Chart - IPC .

    • No  : For the base IPC, GO to  I4.

      For the optional IPC, GO to I3.

  3. I3 CHECK THE DISPLAY MODE MENU 
    • In the display mode menu, press the message center (LH steering wheel) switch to the right to display the tachometer.
    • Start the engine.
    • Does the tachometer display and operate? 
    • Yes  : The tachometer is operating correctly at this time. The display mode was set to the tachometer off display.
    • No  : GO to I4.
  4. I4 CARRY OUT THE TACHOMETER ACTIVE COMMAND USING THE SCAN TOOL 
    • Using a scan tool, view the IPC PIDs.
    • NOTE: On the optional IPC, make sure to use the analog style tachometer for this test. The tachometer is displayed in the LH display screen. Refer to the Owner's Literature for the menu options and selections.

      Select the IPC tachometer (TACH_IND) PID.

    • Command the tachometer in 10% increments while monitoring the tachometer.
    • Does the tachometer increase approximately 700 rpm with each 10% increment? 
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