DTC DISPLAY [WATER HEATER SYSTEM]

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

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2.  After the vehicle is identified, select the following items from the initial screen of the M-MDS.

•  When using the IDS (laptop PC)

―  Select the “Toolbox” tab.

―  Select the “Self Test”.

―  Select the “Modules”.

―  Select the “FFH”.

•  When using the PDS (Pocket PC)

―  Select “Module Tests”.

―  Select the “FFH”.

―  Select the “Self Test”.

3.  Verify the DTC according to the directions on the screen.

•  If any DTCs are displayed, perform troubleshooting according to the corresponding DTC inspection.

4.  After completion of repairs, clear all DTCs stored in the water heater unit. (See CLEARING DTC [WATER HEATER SYSTEM].)