Toyota Avalon Service & Repair Manual: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY

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2. REMOVE FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY

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3. OPERATION CHECK

(a) Slide the clip and disconnect the air tube from the vacuum pump assembly.

(b) Connect the hose of the vacuum gauge to the vacuum pump assembly.

*a

Vacuum Gauge

*b

Plug

(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

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5. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY

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    Installation

    Removal

    See More:

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