ON-VEHICLE INSPECTION PROCEDURE 1. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY Click here
2. REMOVE FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY Click here 3. OPERATION CHECK (a) Slide the clip and disconnect the air tube from the vacuum pump assembly.
(c) Start the engine and warm it up for more than 2 minutes. (d) With the engine idling, check the vacuum of the vacuum pump assembly. Standard Pressure: More than 86.7 kPa (650 mmHg, 25.6 in.Hg) HINT: If the result is not as specified, replace the vacuum pump assembly. (e) Remove the vacuum gauge from the vacuum pump assembly. (f) Connect the air tube to the vacuum pump assembly, and slide the clip to secure it. 4. INSTALL FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY Click here
5. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY Click here |
Toyota Avalon Service & Repair Manual > Grille Shutter System: System Description
SYSTEM DESCRIPTION GRILLE SHUTTER SYSTEM (a) General description The swing grille actuator assembly receives signals from the ECM, hybrid vehicle control ECU assembly and air conditioning amplifier assembly via CAN communication. Based on these signals, the swing grille actuator assembly operates th ...
