OPERATION CHECK 1. CHECK SEAT CUSHION CLIMATE CONTROL BLOWER (a) Turn the ignition switch to ON. (b) Set the seat heater switch blower side to level 3 (maximum). (c) Check that the fan motor turns smoothly. 2. CHECK SEATBACK CLIMATE CONTROL BLOWER (a) Turn the ignition switch to ON. (b) Set the seat heater switch blower side to level 3 (maximum). (c) Check that the fan motor turns smoothly. |
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 ...
