Previa Van LE 4WD L4-2438cc 2.4L DOHC SC MFI (1997)
Fuel Injector: Component Tests and General Diagnostics
Injection Inspection
FUEL INJECTOR INJECTION INSPECTION
1. Inspect injector injection.
WARNING: Keep injector clean of sparks during the test.
(a)
Remove the union bolt and 2 gaskets, and disconnect the fuel inlet hose from the fuel filter outlet.
(b) Connect Special Service Tool (SST) Injection Measuring Tool Set # 09268 - 41046 (No.1 Union # 90405 - 09015) or equivalent (union and
hose) to the fuel filter outlet with 2 gaskets and union bolts.
Torque: 29 Nm (300 kg.cm, 22 ft. lbs.)
(c)
Connect the fuel return hose to the fuel outlet of the pressure regulator on the delivery pipe.
(d) Connect SST Injection Measuring Tool Set # 09268 - 41046 (No.6 Union # 09268 - 41081) or equivalent (union and hose) to the delivery
pipe with the 2 gaskets and union bolt.
Torque: 29 Nm (300 kg.cm, 22 ft. lbs.)
(e)
Put the injector into the graduated cylinder.
(f)
Remove the center upper panel on the instrument panel.
(g) Connect the TOYOTA hand-held tester or equivalent to the Data Link Connector (DLC)3.
(h) Turn the ignition switch ON and TOYOTA hand-held tester or equivalent main switch ON.
CAUTION: Do not start the engine.
(i)
Select the active test mode on the TOYOTA hand- held tester or equivalent.
(j)
Please refer to the TOYOTA hand-held tester or equivalent operator's manual for further details.
(K) If you have no TOYOTA hand-held tester or equivalent, connect the positive (+) and negative (-) leads from the battery to the fuel pump
connector.