Toyota Sienna Service Manual: Inspection

Toyota Sienna Service Manual / Engine / 2Gr-fe fuel / Fuel pump / Inspection

1. INSPECT FUEL PUMP

INSPECT FUEL PUMP

(a) Inspect fuel pump resistance.

(1) Using an ohmmeter, measure the resistance between the terminals.

Standard resistance

(b) Inspect fuel pump operation (1) Apply battery voltage to both the terminals.

Check that the pump operates.

NOTICE:

These tests must be done quickly (within 10 seconds) to prevent damage to the pump.
Keep fuel pump as far away from the battery as possible.
Always do the switching at the battery side.

Disassembly

1. REMOVE FUEL TANK TO FILLER PIPE HOSE (See page FU-43) 2. REMOVE FUEL TANK MAIN TUBE SUB-ASSEMBLY (a) Remove the tube joint clip, and pull out the fuel main tube. NOTICE: Check i ...

Reassembly

1. INSTALL FUEL PRESSURE REGULATOR ASSEMBLY (a) Apply a light coat of gasoline or spindle oil to the 2 new O-rings, and install it to the fuel pressure regulator. (b) Apply a light coat of g ...

Other materials:

Fuel Pump Control Circuit
DESCRIPTION The FUEL PUMP relay switches the fuel pump speed according to the engine conditions. The fuel pump operates when the ECM receives the starter-operating signal (STA) and crankshaft-rotating signal (NE). The FUEL PUMP relay is turned ON while the engine is idling or operating at l ...

Fuel recommendation
General information Depending on the region, many gas stations sell fuel that has been customized to winter or summer conditions. Fuel that is available in winter, for instance helps make a cold start easier. Gasoline General information For the best fuel efficiency, the gasoline should be sulfur-fr ...

Operating the audio system
Press this button to eject a disc Insert a disc into the disc slot Press to pause or resume playing music. Press the “<” or “>” button to seek up or down for a radio station, or to access a desired track or file. Turn this knob to select radio station bands, tracks and ...