4 Runner 2WD V6-4.0L (1GR-FE) (2006)
Fuel Pressure: Testing and Inspection
ON-VEHICLE INSPECTION
1. CHECK FUEL PUMP OPERATION AND FUEL LEAK
a. When using the hand-held tester
1. Connect the hand-held tester to the DLC3.
2. Turn the ignition switch ON and hand-held tester main switch ON.
NOTE: Do not start the engine.
3. Select the ACTIVE TEST mode on the hand-held tester.
4. Please refer to the hand-held tester operator's manual for further details.
b. When not using hand-held tester
1. Remove the circuit opening relay.
2. Using a service wire, connect terminals FP and +B of the relay block.
NOTE: Pay due attention to the terminal connecting position to avoid a malfunction.
3. Turn the ignition switch ON, and check that the fuel pump operates.
NOTE: Do not start the engine.
c. Check that there are no fuel leaks after doing maintenance to the fuel system.
d. Turn the ignition switch OFF.
e. Disconnect the hand-held tester from the DLC3.
2. CHECK FUEL PRESSURE
a. Prepare for inspection.
1. Prepare a new fuel tube, and take out the fuel tube connector from the tube.
HINT: Part No. 23801-31070
b. Prevent gasoline from spilling out.