toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Fuel Pressure|Specifications|Page 2769 > < Fuel Pressure|Specifications|Page 2767
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Turn the ignition switch ON.

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Measure the fuel pressure.

Fuel pressure:  265 - 304 kPa (38 - 44 psi) 

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If pressure is high, replace the fuel pressure regulator.

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If pressure is low, check the following parts:
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Fuel hoses and connections.

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Fuel pump.

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Fuel filter.

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Fuel pressure regulator.

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Fuel pump relay.

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Fuel pump resistor.

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Injectors.

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Remove SST from the data link connector 1 (SST 09843-18020).

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Start the engine.

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Disconnect the vacuum sensing hose from the fuel pressure regulator, and plug the hose end.

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Measure the fuel pressure at idle.

Fuel pressure:  265 - 304 kPa (38 - 44 psi)

Fuel Pressure|Specifications|Page 2769 > < Fuel Pressure|Specifications|Page 2767