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Note

• The integrity of the hazard warning switch cannot be determined from a single part. When inspecting the hazard warning switch, perform the following procedure.

1.Connect the M-MDS to the DLC-2.

2.Perform the DTC inspection for the dash electrical supply unit. (See DTC INSPECTION.)

• If DTCs are detected, repair the malfunctioning location according to the applicable DTC troubleshooting. (See DTC TABLE [DASH-ELECTRICAL SUPPLY UNIT (US)].)

• If DTCs are not detected, go to the next step.

3.Access the HZRD_SW PID using the M-MDS. (See PID/DATA MONITOR INSPECTION.)

• If not within the specification, replace the climate control unit. (See CLIMATE CONTROL UNIT REMOVAL/INSTALLATION [FULL-AUTO AIR CONDITIONER (US)].) (See CLIMATE CONTROL UNIT REMOVAL/INSTALLATION [MANUAL AIR CONDITIONER (US)].)