DESCRIPTION This DTC is stored when items controlled by the position control ECU and switch assembly cannot be customized via the audio and visual system vehicle customization screen. HINT: The position control ECU and switch assembly controls the front power seat control system related items that are customizable via the radio and display receiver assembly screen.
PROCEDURE
(a) Use the Techstream to check if the CAN communication system is functioning normally (See page
OK: CAN communication system DTCs are not output.
(a) Check if the front power seat control system is malfunctioning (See page
HINT: Customization may not be possible depending on the malfunction in the front power seat control system (w/ Memory). OK: No malfunctions are present in the front power seat control system (w/ Memory).
(a) Display the "Vehicle Customization" screen. (b) Make a note of the customizable items for each position control ECU assembly related system. HINT: These items shown as customizable via the radio and display receiver assembly vehicle customization screen can also be changed using the Techstream. In a following step, the Techstream will be used. (1)
Check the customize parameters list for the front power seat control
system (w/ Memory) related items that can be customized via the radio
and display receiver assembly screen (See page (c) Manually change and confirm that it was possible to successfully change the settings of the customize parameters for each system that are available for customization via the radio and display receiver assembly screen. OK: The items available for customization via the radio and display receiver assembly screen can be customized successfully using the manual procedure. Result
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Toyota Tundra Service Manual > Rear View Monitor System(for Navigation Receiver Type): Open or Short Circuit in Back Camera Signal (C1622)
DESCRIPTION This DTC is stored if the navigation receiver assembly judges as a result of its self check that the signals or signal lines between the navigation receiver assembly and the television camera assembly are not normal. DTC Code DTC Detection Condition Trouble Area C1622 Open or Short Circu ...
