Description

Air conditioning system performs self-diagnosis, operation check, function diagnosis, and various settings using diagnosis function of each control unit.

CONSULT-III Function

CONSULT-III performs the following functions via CAN communication with A/C auto amp.

NOTE

:
Diagnosis should be performed with engine running. Door motor operation speeds become slower and NO results may be returned even for normal operation if battery voltage drops below 12 V during self-diagnosis.

ECU IDENTIFICATION

Part number of A/C auto amp. can be checked.

SELF-DIAGNOSIS RESULTS

Diagnosis result that is judged by A/C auto amp. can be checked. Refer to HAC-39, "DTC Index".

DATA MONITOR

Input/output signal of A/C auto amp. can be checked.

Display item list

*: “DUTY” is displayed, but voltage is indicated. Or unit is not displayed but unit is (V).

ACTIVE TEST

The signals used to activate each device forcibly supplied from A/C auto amp. operation check of air conditioning system can be performed.

Check each output device

*: Position of mode door motor is set to the status of automatic control that is selected by foot position setting trimmer. Refer to HAC-49, "Foot Position Setting Trimmer".

NOTE

:
Perform the inspection of each output device after starting the engine because the compressor is operated.

WORK SUPPORT

Setting change of each setting functions and automatic adjustment of components can be performed.

NOTE

:
When the battery cable is disconnected from the negative terminal or when the battery voltage becomes 10 V or less, the setting of WORK SUPPORT may be cancelled.