Toyota Tundra Service Manual: System Diagram

SYSTEM DIAGRAM

Communication table

Sender	Receiver	Signal	Line
Air Conditioning Control Assembly	Air Conditioning Amplifier	Air conditioning control signal	LIN
ECM	Air Conditioning Amplifier	Engine speed Engine coolant temperature signal	CAN

Toyota Tundra Service Manual > Can Communication System: Lost Communication with "Door Control Module A" (U0199)
DESCRIPTION DTC No. DTC Detection Condition Trouble Area U0199 There is no communication from the outer mirror control ECU assembly LH. Outer mirror control ECU assembly LH CAN branch wire or connector Power source or inside of outer mirror control ECU assembly LH Outer mirror control ECU assembly L ...

Toyota Tundra Owners Manual