WATER HEATER SYSTEM INITIAL SETTING [FULL-AUTO AIR CONDITIONER]

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Water Heater Unit Unlock Utility

1.  Connect the M-MDS (IDS) to the DLC-2.

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2.  After the vehicle is identified, select the following items from the initial screen of the IDS.

(1)  Select “Electrical”.

(2)  Select “Supplemental Heater”.

(3)  Select “FFH”.

3.  Then, select the “FFH Unlock Utility” from the screen menu.

4.  Perform the configuration according to the directions on the screen.

5.  Retrieve DTCs using the M-MDS, then verify if DTCs are present.

•  If a DTC is present, perform the applicable DTC inspection. (See DTC TABLE [MZR-CD 2.2].)

Water Heater Unit Selftest and Prefilling Utility

1.  Connect the M-MDS (IDS) to the DLC-2.

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2.  After the vehicle is identified, select the following items from the initial screen of the IDS.

(1)  Select “Electrical”.

(2)  Select “Supplemental Heater”.

(3)  Select “FFH”.

3.  Then, select the “FFH SelfTest & Prefill Utility” from the screen menu.

4.  Perform the configuration according to the directions on the screen.

5.  Retrieve DTCs using the M-MDS, then verify if DTCs are present.

•  If a DTC is present, perform the applicable DTC inspection. (See DTC TABLE [MZR-CD 2.2].)