Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Cruise Control System

DTC No.	Detection Item	Link
P0571	Brake Switch "A" Circuit
P0575	Cruise Control Input Circuit
P1578	Brake System Malfunction
U0122	Lost Communication with Vehicle Dynamics Control Module

Toyota Tundra Service Manual > Air Conditioning System(for Manual Air Conditioning System): Compressor Lock Sensor Circuit (B1422/22)
DESCRIPTION The ECM sends an engine speed signal to the air conditioning amplifier via the CAN communication system. The air conditioning amplifier reads the difference between compressor speed and engine speed. When the difference becomes too large, the air conditioning amplifier determines that th ...

Toyota Tundra Owners Manual