
ENGINE – SFI SYSTEM (2JZ–GE)
EG–193
FUEL PUMP
ON–VEHICLE INSPECTION
1. CHECK FUEL PUMP OPERATION
(a) Using SST, connect terminals +B and FP of the DLC 1.
SST 09843–18020
(b) Turn the ignition switch ON.
NOTICE: Do not start the engine.
(c) Check that there is pressure in the fuel inlet hose from the fuel filter.
HINT: If there is fuel pressure, you will hear the sound of fuel flowing.
If there is no pressure, check the following parts:
• Fuse
• EFI main relay
• Fuel pump
• ECM
• Wiring connections
(d) Turn the ignition switch OFF.
(e) Remove the SST from the DLC1.
SST 09843–18020
2. CHECK FUEL PRESSURE
(a) Check the battery voltage is above 12 V.
(b) Disconnect the negative (–) terminals cable from the battery.
(c) Remove the 2 nuts, and disconnect the No.2 vacuum pipe from the air intake chamber and intake manifold.
(d) Remove the union bolt and 2 gaskets, disconnect the fuel inlet pipe from the delivery pipe.
CAUTION:
Put a shop towel under the delivery pipe.
Slowly loosen the union bolt.
(e) Install the fuel inlet pipe and SST (pressure gauge) to the delivery pipe with the 3 gaskets and SST (union bolt).
SST 09268–45012
Torque: 42 N·m (420 kgf·cm, 30 ft·lbf)
(f) Wipe off any splattered gasoline.
(g) Using SST, connect terminals +B and FP of the DLC 1.
SST 09843–18020
Fuel Inlet Hose
Fuel Inlet Pipe
SST
Gasket
SST
+B
FP
DLC1
P11299
P11445
P13064
P12547
P11295
213302