DESCRIPTION This DTC is stored when items controlled by the main body ECU (multiplex network body ECU) cannot be customized via the navigation system vehicle customization screen. HINT: The main body ECU (multiplex network body ECU) controls the items for the following systems that are customizable via the navigation receiver assembly screen:
PROCEDURE
(a) Use the Techstream to check if the CAN communication system is functioning normally (See page
OK: CAN communication DTCs are not output.
(a) Check if the power door lock control system is malfunctioning (See page
HINT: Customization may not be possible depending on the malfunction in the power door lock control system. OK: No malfunctions are present in the power door lock control system.
(a) Check if the wireless door lock control system is malfunctioning (See page
HINT: Customization may not be possible depending on the malfunction in the wireless door lock control system. OK: No malfunctions are present in the wireless door lock control system.
(a) Check if the lighting system is malfunctioning (See page
HINT: Customization may not be possible depending on the malfunction in the lighting system. OK: No malfunctions are present in the lighting system.
(a) Display the "Vehicle Customization" screen. (b) Make a note of the customizable items for each main body ECU (multiplex network body ECU) related system. HINT: These items shown as customizable via the navigation receiver assembly vehicle customization screen can also be changed using the Techstream. In a following step, the Techstream will be used. (1)
To match-up the items in the navigation receiver assembly with the
items on the Techstream, check the customize parameters list for the
power door lock control system related items that can be customized via
the navigation receiver assembly screen (See page
(2)
To match-up the items in the navigation receiver assembly with the
items on the Techstream, check the customize parameters list for the
wireless door lock control system related items that can be customized
via the navigation receiver assembly screen (See page
(3)
To match-up the items in the navigation receiver assembly with the
items on the Techstream, check the customize parameters list for the
lighting system related items that can be customized via the navigation
receiver assembly screen (See page (c) Using the Techstream, confirm that it is possible to change the settings of the customize parameters that are available for customization via the navigation receiver assembly screen. OK: The items available for customization via the navigation receiver assembly screen can be customized successfully using the Techstream. Result
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Toyota Tundra Service Manual > Air Conditioning System(for Automatic Air Conditioning System): Air Inlet Damper Control Servo Motor Circuit (B1442/42)
DESCRIPTION The air inlet damper servo motor sends pulse signals to inform the air conditioning amplifier of the damper position. The air conditioning amplifier activates the motor (normal, reverse) based on the signals to move the air inlet damper to any position, which controls the intake air sett ...
).
