Corolla Wagon L4-96.8 1587cc 1.6L DOHC (4A-FE) (1996)
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Remove the union bolt and 2 gaskets, and disconnect the fuel in let hose from the delivery pipe.
HINT:
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Put a suitable container or shop rag under the delivery pipe.
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Slowly loosen the union bolt.
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Install the fuel inlet hose and SST (pressure gauge) to the delivery pipe with 3 new gaskets and SST (union bolt). SST 09268-45012
Torque: 29 N.m (300 kgf.cm, 22 ft.lbf)
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Wipe off any splattered gasoline.
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Using SST, connect terminals +B and FP of the DLC1.
SST 09843-18020
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Reconnect the negative (-) terminal cable to the battery.
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Turn the ignition switch ON.
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Measure the fuel pressure.
Fuel pressure: 265 - 304 kPa
(2.7 - 3.1 kgf/sq.cm, 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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Remove the SST. SST 09483-18020
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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