INITIALIZATION 1. INITIALIZE FRONT POWER SEAT CONTROL SYSTEM NOTICE: The position sensor initialization must be performed if one of the following occurs.
(a) Perform the initialization operation (1) Turn the ignition switch to ON. (2) Press the front vertical switch of the position control ECU and switch assembly downward 3 times. (3) Within 10 seconds of the above operation, begin the following operation: perform the rearward reclining operation and upward lifter operation simultaneously for 10 seconds or more (buzzer sounds for 0.5 seconds). This will start the initialization. |
Toyota Tundra Service Manual > Air Conditioning System(for Automatic 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 ...