Toyota Tundra Service Manual: On-vehicle Inspection

Toyota Tundra Service Manual / Engine, Hybrid System / 1ur-fe Engine Control / Heated Oxygen Sensor / On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. CHECK HEATED OXYGEN SENSOR

(a) Disconnect the heated oxygen sensor connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (HT1B) - 2 (+B)

(for Bank 1)

20°C (68°F)

11 to 16 Ω

1 (HT2B) - 2 (+B)

(for Bank 2)

If the result is not as specified, replace the heated oxygen sensor.

(c) Connect the heated oxygen sensor connector.

    Installation

    Removal

    See More:

    Toyota Tundra Service Manual > Lane Departure Alert System: Fail-safe Chart
    FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When a malfunction occurs in the lane departure alert system, a message will be displayed on the multi-information display in the combination meter assembly and the lane departure alert system will be disabled depending on the malfunction. Warning Message Cause ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2021 Copyright www.ttundra.com
    0.0192