Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT AIR PUMP ASSEMBLY

(a) Check the heater resistance.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (APH+) - 3 (APHG)

-20°C (-4°F)

4.4 to 20.0 Ω

-10°C (14°F)

3.9 to 18.0 Ω

0°C (32°F)

3.5 to 16.0 Ω

10°C (50°F)

3.2 to 15.0 Ω

20°C (68°F)

3.0 to 14.0 Ω

Text in Illustration

*a

Component without harness connected

(Air Pump Assembly)

If the result is not as specified, replace the air pump assembly.

    Components

    Installation

    See More:

    Toyota Tundra Owners Manual > Operating the lights and wipers: Windshield wipers and washer
    Operating the wiper lever The wipers or washer operates by operating the lever as follows: Vehicles without intermittent type (U.S.A.) or (Canada) Off (U.S.A.) or (Canada) Low speed windshield wiper operation   (U.S.A.) or (Canada) High speed windshield wiper operation (U.S.A.) or (Canada) Temp ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2026 Copyright www.ttundra.com
    0.0095