Toyota Tundra Service Manual: On-vehicle Inspection

Toyota Tundra Service Manual / Engine, Hybrid System / 1ur-fe Engine Control / Air Fuel Ratio Sensor / On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT AIR FUEL RATIO SENSOR

(a) Disconnect the 2 air fuel ratio sensor connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (HA1A) - 2 (+B)

(for Bank 1)

20°C (68°F)

1.6 to 3.2 Ω

1 (HA2A) - 2 (+B)

(for Bank 2)
Text in Illustration

*A

for Bank 1

*B

for Bank 2

*a

Component without harness connected

(Air Fuel Ratio Sensor)

If the result is not as specified, replace the air fuel ratio sensor.

(c) Connect the 2 air fuel ratio sensor connectors.

    Installation

    Removal

    See More:

    Toyota Tundra Service Manual > Audio And Visual System: Poor Sound Quality in All Modes (Low Volume)
    PROCEDURE 1. CHECK AUDIO SETTINGS (a) Set treble, middle and bass to the initial values and check that the sound is normal. OK: The sound returns to normal. OK END (AUDIO SETTINGS ARE DEFECTIVE) NG 2. COMPARE WITH ANOTHER VEHICLE OF SAME MODEL (a) Compare with another vehicle of the same model which ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2026 Copyright www.ttundra.com
    0.0136