lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 2534 > < Diagram Information and Instructions|Page 2532
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Fuel Pressure Control Solenoid: Testing and Inspection

PROCEDURE 

1. Remove Vacuum Switching Valve.

VSV Removal

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Disconnect the Data Link Connector 1 from the bracket.

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Disconnect the Vacuum Switching Valve connector.

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Disconnect the 2 vacuum hoses from the Vacuum Switching Valve.

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Remove the bolt, Data Link Connector 1 bracket and Vacuum Switching Valve assembly.

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Remove the screw and Vacuum Switching Valve from the Data Link Connector 1 bracket.

2. Inspect Vacuum Switching Valve for open circuit.

VSV Inspection - Checking Resistance

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Using an ohmmeter, check that there is continuity between the terminals.

Resistance:  33 - 39 ohms at 20°C (68°F) 

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If there is no continuity, replace the Vacuum Switching Valve.

3. Inspect Vacuum Switching Valve for ground.

VSV Inspection - Checking For Short

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Using an ohmmeter, check that there is no continuity between each terminal and the body.

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If there is continuity, replace the Vacuum Switching Valve.

4. Inspect Vacuum Switching Valve operation.

Diagram Information and Instructions|Page 2534 > < Diagram Information and Instructions|Page 2532