INSPECTION PROCEDURE 1. INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) (a) Install a hose to the PCV valve (ventilation valve sub-assembly). (b) Check the PCV valve (ventilation valve sub-assembly) operation. (1) Blow air into the cylinder head sub-assembly side, and check that air passes through easily. 
CAUTION: Do not suck air through the valve. Petroleum substances inside the valve are hazardous to your health. If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly). (2) Blow air into the intake manifold side, and check that air passes through with difficulty. 
CAUTION: Do not suck air through the valve. Petroleum substances inside the valve are hazardous to your health. If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly). (c) Remove the hose from the PCV valve (ventilation valve sub-assembly). |
Toyota Avalon Service & Repair Manual > Power Tilt And Power Telescopic Steering Column System(for Gasoline Model): Tilt and Telescopic Manual Switch Circuit
DESCRIPTION Different voltage values are sent to the multiplex tilt and telescopic ECU by operating the tilt and telescopic switch. The multiplex tilt and telescopic ECU then judges which motor and in which direction that motor should operate based on the voltage value. WIRING DIAGRAM PROCEDURE 1. R ...
