toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Diagram Information and Instructions|Page 2684 > < Diagram Information and Instructions|Page 2682
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Fuel Pressure Control Solenoid: Testing and Inspection

1. REMOVE VACUUM SWITCHING VALVE (VSV) ASSEMBLY.

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with EGR:

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Disconnect the 2 connectors and 4 vacuum hoses, and remove the 2 bolts and VSV assembly.

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without EGR:

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Disconnect the connector and 2 vacuum hoses, and remove the 2 bolts and VSV assembly.

2. INSPECT VSV.

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Inspect VSV for open circuit.

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

Resistance:At 20°C (68°F): 33 - 39 Ohm)

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If there is no continuity, replace the VSV.

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Inspect VSV for ground.

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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 VSV.

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Inspect VSV operation

Diagram Information and Instructions|Page 2684 > < Diagram Information and Instructions|Page 2682