Avalon XL V6-3.0L (1MZ-FE) (1997)
Fuel Pressure: Testing and Inspection
FUEL PRESSURE INSPECTION
(a) Check the battery positive voltage is above 12 V.
(b) Disconnect the negative (-) terminal cable from the battery.
(c) Remove the union bolt and 2 gaskets and disconnect the fuel inlet hose from the fuel filter outlet.
CAUTION:
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Put a shop towel under the fuel filter.
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Slowly loosen the union bolt.
(d) Install the fuel inlet hose and SST (pressure gauge) to the fuel filter outlet with the 3 gaskets and SST (union bolt). SST 09268-45012
Torque: 29 N.m (300 kgf.cm, 21 ft.lbf)
(e) Wipe off any splattered gasoline.
(f) Connect the TOYOTA hand-held tester to the DLC3.
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Reconnect the negative (-) terminal cable to the battery.
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Remove the fuse cover on the instrument panel.
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Connect the TOYOTA hand-held tester to the DLC3.
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Turn the ignition switch ON and TOYOTA hand-held tester main switch ON.
NOTICE: Do not start the engine.
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Select the active test mode on the TOYOTA hand-held tester.
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Please refer to the TOYOTA hand - held tester operator's manual for further details.
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If you have no TOYOTA hand-held tester, connect the positive (+) and negative (-) leads from the battery to the fuel pump connector.
(h) Turn the ignition switch ON.
(i) Measure the fuel pressure.
Fuel pressure: 301 - 347 kPa
(3.1 - 3.5 kgf/sq.cm, 44 - 50 psi)