Previa Van RWD L4-148.8 2438cc 2.4L DOHC SC (2TZ-FZE) (1996)
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4. Place a suitable container or shop rag under the delivery pipe.
5. Slowly loosen the union bolt of the fuel pipe and disconnect the fuel pipe from the delivery pipe.
6. Drain the fuel from the delivery pipe.
7. Install SST (pressure gauge) to the delivery pipe with 3 new gaskets and SST (union bolt) as shown in the illustration (SST 09268-45012).
Torque: 30 Nm (22 ft lb)
8. Wipe off any splattered gasoline.
9. Reconnect the battery negative terminal.
10. Using SST, connect terminals FP and +B of the data link connector 1 (SST 09843-18020).
11. Turn the ignition switch ON.
12. Measure the fuel pressure.
Fuel pressure: 265 - 304 kPa (38 - 44 psi)
If pressure is high, replace the fuel pressure regulator. 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.