ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT COOLER CONDENSER ASSEMBLY (a) If the fins of the cooler condenser are dirty, clean them with water. Dry the fins with compressed air. NOTICE: Do not damage the fins of the condenser. (b) If a fin of the cooler condenser is bent, straighten it using a screwdriver or pliers. 2. CHECK CONDENSER FOR LEAKAGE OF REFRIGERANT (a) Using a halogen leak detector, check the pipe joints for gas leakage. (b) If gas leakage is detected in a joint, check the torque of the joint. |
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 ...
