Toyota Tundra Service Manual: Route cannot be Calculated

PROCEDURE

1.	SET DESTINATION

(a) Set another destination and check if the system can calculate the route correctly.

OK:

Route can be correctly calculated.

NORMAL OPERATION

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Toyota Tundra Service Manual > Audio And Visual System: D-Seat ECU Vehicle Information Reading/Writing Process Malfunction (B15F8)
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 a ...

Toyota Tundra Owners Manual