Tundra 2WD V6-4.0L (1GR-FE) (2005)
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 to the ON position and the hand-held tester main switch ON.
NOTE: Do not start the engine.
3. Enter the following menus: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / FUEL PUMP /SPD
HINT: Please refer to the hand-held tester operator's manual for further details.
b. When not using the hand-held tester:
1. Remove the circuit opening relay.
2. Using a service wire, connect terminals FP and +E of the relay block.
NOTE: Pay careful attention to the terminal connecting position to avoid a malfunction.
3. Turn the ignition switch to the ON position, and check that the fuel pump operates.
NOTE: Do not start the engine.
c. Check that there are no fuel leaks after performing maintenance of 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 the fuel tube connector out of the tube.
HINT: Part No. 23801-31070
b. Prevent gasoline from spilling out.
c. Disconnect the fuel pipe clamp.
d. Disconnect the fuel pipe No. 1 from the fuel main tube.