Toyota Venza: Inspection

Toyota Venza Service Manual / 1ar-fe Emission Control / Canister / Inspection

INSPECTION

PROCEDURE

1. INSPECT CHARCOAL CANISTER ASSEMBLY

(a) Visually check the charcoal canister assembly.

(1) Visually check the charcoal canister assembly for cracks or damage.

If cracks or damage are found, replace the charcoal canister assembly.

(b) Check canister operation.

(1) With the purge line port closed, blow 0.5 kPa (0.005 kgf/cm2, 0.1 psi) of air into the vent line port, and check that air flows from the air line port.

Text in Illustration

*a	Vent Line Port
*b	Air Line Port
*c	Purge Line Port
*d	Air

If the result is not as specified, replace the charcoal canister assembly.

(2) With the vent line port closed, blow 0.5 kPa (0.005 kgf/cm2, 0.1 psi) of air into the air line port, and check that air flows from the purge line port.

Text in Illustration

*a	Vent Line Port
*b	Air Line Port
*c	Purge Line Port
*d	Air

If the result is not as specified, replace the charcoal canister assembly.

(1) Connect a pressure gauge to the vent line port of the charcoal canister assembly.

Text in Illustration

*1	Pressure Gauge
*a	Vent Line Port
*b	Air Line Port
*c	Purge Line Port

(2) With the purge line port and the air line port closed, apply 20 kPa (150 mmHg, 5.91 in.Hg) of pressurized air into the vent line port, then confirm that pressure is retained for 1 minute.

If the result is not as specified, replace the charcoal canister assembly.

(d) Check the charcoal canister leak detection pump sub-assembly.

(1) Connect a positive (+) lead from the battery to terminal 5 and a negative (-) lead to terminal 1.

(2) Check that a clicking sound is heard from the charcoal canister leak detection pump sub-assembly.

If the result is not as specified, replace the charcoal canister leak detection pump sub-assembly.

Removal

REMOVAL PROCEDURE 1. REMOVE NO. 1 FLOOR UNDER COVER (a) Disengage the 4 nuts and clip, and remove the No. 1 floor under cover. Text in Illustration Nut (attached to under cov ...

Installation

INSTALLATION PROCEDURE 1. INSTALL CHARCOAL CANISTER LEAK DETECTION PUMP SUB-ASSEMBLY (a) Engage the 2 claws to install a new charcoal canister leak detection pump sub-assembly to the ...

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