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 > Sfi System: VC Output Circuit
DESCRIPTION The ECM constantly generates 5 V power from the battery voltage supplied to the +B (BATT) terminal to operate the microprocessor. The ECM also provides this power to the sensors through the VC output circuit. When the VC circuit has a short circuit, the microprocessor in the ECM and sens ...