RAV4 2-Door 4WD L4-2.0L (3S-FE) (1997)
Fuel Pressure: Testing and Inspection
2. CHECK FUEL PRESSURE
(a) Check the battery positive voltage is above 12 V.
(b) Disconnect the negative (-) terminal cable from the battery.
(c) Remove the air cleaner assembly.
(d) Remove the 2 bolts, and disconnect the engine comportment R/B No.2 from the bracket on the body.
(e) 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.
(f) 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, 22 ft.lbf)
(g) Wipe off any splattered gasoline.
(h) Connect the TOYOTA hand-held tester to the DLC3.
(i) Reconnect the negative (-) terminal cable to the battery.
(j) Turn the ignition switch ON.
(k) Measure the fuel pressure.
Fuel pressure: 301 - 347 kPa
(3.1 - 3.5 kgf/sq.cm, 44 - 50 psi)
If pressure is high. replace the fuel pressure regulator. If pressure is low, check these 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