General Procedure

WARNING: This page is about a different car, the 2014 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If the ACM is completely inoperative (does not power up), the part number decal on the ACM chassis can be used to attain the ACM part number.

Turn the ACM on.
Operate the audio system in radio tuner (Amplitude Modulation/Frequency Modulation (AM/FM)) mode.
Press and hold the eject button, and within 1 second, press the seek up button until the speaker walk-around test begins.
1. The display indicates each speaker as it is tested.

NOTE: If the speaker walk-around test is the only desired test, this procedure can be stopped after Step 3 by turning the ACM off or by selecting exit using the audio system control buttons.

Once the speaker walk-around test is complete, the following information is available through the "BEZEL DIAGNOSTICS" menu using the audio system control buttons:

NOTE: The AHU Diagnostics refers to the ACM and EFP Diagnostics refers to the FCIM .

Menu	Sub-Menu
AHU Diagnostics	Software Part Number
	Hardware Part Number
	Calibration Part Number
	Radio Signal Strength
	Sirius ESN
	Exit Diagnostics
EFP Diagnostics	Software Part Number
	Hardware Part Number
	Calibration Part Number
	Exit Diagnostics

To exit the self-diagnostic mode, turn the ACM off.