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 > Tire Pressure Warning System: Tire Pressure Monitor Receiver Communication Stop (B1247)
DESCRIPTION The main body ECU (multiplex network body ECU) and tire pressure warning ECU and receiver are connected using 2 direct lines that they use to communicate with each other. DTC No. Detection Item DTC Detection Condition Trouble Area Note B1247 Tire Pressure Monitor Receiver Communication S ...

Toyota Tundra Owners Manual