Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT TRANSMISSION CONTROL SWITCH

(a) Disconnect the transmission control switch connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 (IG) - 7 (S)

Shift lever position S, "+" or "-"

Below 1 Ω

2 (SFTU) - 5 (E)

Shift lever position continuously shifted to "+" (Up-shift)

1 (SFTD) - 5 (E)

Shift lever position continuously shifted to "-" (Down-shift)

3 (IG) - 7 (S)

Shift lever position not in S

10 kΩ or higher

2 (SFTU) - 5 (E)

Shift lever position S

1 (SFTD) - 5 (E)

Text in Illustration

*a

Component without harness connected

(Transmission Control Switch)

If the result is not as specified, replace the transmission floor shift assembly.

    Disassembly

    Installation

    See More:

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    DESCRIPTION There may be a short circuit between the CAN main bus lines and/or CAN branch lines when the resistance between terminals 23 (CA1H) and 8 (CA1L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Symptom Trouble Area *1: w/ Pre-collision System *2: w/ Blind Spot Monitor Sys ...

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