A/C Auto Amp. Self-Diagnosis

SELF-DIAGNOSIS FUNCTION


A/C Auto Amp. Self-Diagnosis


A/C SYSTEM SELF-DIAGNOSIS FUNCTION
The self-diagnosis function is built into the A/C auto amp. to quickly locate the cause of malfunctions.

DESCRIPTION
The self-diagnostic system diagnoses sensors, CAN system, and battery voltage on A/C auto amp. Refer to applicable sections (items) for details. Fault codes (if any are present) will be displayed in the ambient temperature display area. A/C System Self-Diagnosis Code Chart.

SELF-DIAGNOSTIC MODE

NOTE:
Radio must be off.





1. On the A/C and AV switch assembly, press the "SETTING" button and twist the volume knob clockwise and counterclockwise until the Self-Diagnosis screen shows on the display.
2. Scroll down to "Confirmation/Adjustment" and press the "ENTER" button.
3. Scroll down to "Climate Control" and press the "ENTER" button.
4. The fan bars will flash on the display during the self-test, and then the fault codes will display in the ambient temperature area.
They will continue scrolling until diagnostic mode is exited.
5. Exit by pressing the "BACK" button on A/C and AV switch assembly until display returns to its normal operation screen.
HVAC system will be OFF.
The self-diagnostic system diagnoses sensors, CAN system, and battery voltage on A/C auto amp. Refer to applicable sections (items) for details. Fault codes (if any are present) will be displayed in the ambient temperature display area. A/C System Self-Diagnosis Code Chart.