Toyota Tundra Service Manual: Route cannot be Calculated

Toyota Tundra Service Manual / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System / 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

Reverse Signal Circuit

Satellite Radio Broadcast cannot be Received

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Toyota Tundra Service Manual > Window Defogger System: Rear Window Defogger System does not Operate
DESCRIPTION When the air conditioning control assembly (rear window defogger switch) is turned on, a rear window defogger activation request signal is sent via the LIN communication line to the air conditioning amplifier. Then the air conditioning amplifier operates the rear window defogger. WIRING ...

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