Toyota Tundra Service Manual: Fuel Pump Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. REMOVE FUEL PUMP RELAY (F/PMP)

(a) Remove the fuel pump relay from the engine room relay block.

2. INSPECT FUEL PUMP RELAY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

When no battery voltage is applied to terminals 1 and 2

10 kΩ or higher

When battery voltage is applied to terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the fuel pump relay.

3. INSTALL FUEL PUMP RELAY

(a) Install the fuel pump relay to the engine room relay block.

    Removal

    Heated Oxygen Sensor

    See More:

    Toyota Tundra Service Manual > Power Window Control System(w/o Jam Protection Function): Power Windows do not Operate at All
    DESCRIPTION If all of the power windows do not operate, the master switch may have no power or may be malfunctioning. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (MASTER SWITCH - BATTERY AND BODY GROUND) *a Front view of wire harness connector (to Master Switch) (a) Disconnect the N2 mas ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2025 Copyright www.ttundra.com
    0.0195