Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT SEAT INNER BELT ASSEMBLY LH (for Manual Seat)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-3 (LSP+) - B-1

Always

Below 1 Ω

A-4 (LSP-) - B-2

Always

Below 1 Ω

If the result is not as specified, replace the front seat inner belt assembly LH.

Text in Illustration

*1

Connector A

*2

Connector B

*a

Component without harness connected

(Front Seat Inner Belt Assembly LH)

2. INSPECT FRONT SEAT INNER BELT ASSEMBLY LH (for Power Seat)

(a) for 8 Way Seat Type:

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-3 (LSP+) - B-1

Always

Below 1 Ω

A-4 (LSP-) - B-2

Always

Below 1 Ω

If the result is not as specified, replace the front seat inner belt assembly LH.

Text in Illustration

*1

Connector A

*2

Connector B

*a

Component without harness connected

(Front Seat Inner Belt Assembly LH)

(b) for 10 Way Seat Type:

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-3 (LSP+) - B-1

Always

Below 1 Ω

A-4 (LSP-) - B-2

Always

Below 1 Ω

A-5 (RDC) - A-6 (E)

Seat belt unfastened

Below 1 Ω

A-5 (RDC) - A-6 (E)

Seat belt fastened

10 kΩ or higher

If the result is not as specified, replace the front seat inner belt assembly LH.

Text in Illustration

*1

Connector A

*2

Connector B

*a

Component without harness connected

(Front Seat Inner Belt Assembly LH)

3. INSPECT FRONT SEAT INNER BELT ASSEMBLY RH

(a) Connect the battery and an ammeter to the front seat inner belt assembly RH connector.

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

Standard Current:

Tester Connection

Condition

Specified Condition

1 (RBE+) - 2 (RBE-)

Battery voltage is 12V

Seat belt unfastened

4.0 to 7.0 mA

1 (RBE+) - 2 (RBE-)

Battery voltage is 12V

Seat belt fastened

12 to 18 mA

If the result is not as specified, replace the front seat inner belt assembly RH.

Text in Illustration

*a

Component without harness connected

(Front Seat Inner Belt Assembly RH)

    Components

    Installation

    See More:

    Toyota Tundra Service Manual > Can Communication System: Open in Bus 1 Main Bus Line
    DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 23 (CA1H) and 8 (CA1L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 23 (CA1H) and 8 (CA1L) of the central gateway ...

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    Toyota Tundra Service Manual

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