Transmission Control Switch

Disconnect transmission control switch connector. Using ohmmeter, check continuity between specified terminals. See TRANSMISSION CONTROL SWITCH CONTINUITY table. Replace switch as needed.

TRANSMISSION CONTROL SWITCH CONTINUITY

Shifter Position

Terminals No.

Value

GS300 & GS400 ⁽¹⁾

"D"

2 & 5

No Continuity

"4" (6-Cyl.)

2 & 5

Continuity

"M" (V8)

2 & 5

Continuity

"2"

3 & 9

No Continuity

"L"

3 & 9

Continuity

LS400 & SC400 ⁽²⁾

"D"

1 & 2

No Continuity

"4"

1 & 2

Continuity

"2"

4 & 5

No Continuity

"L"

4 & 5

Continuity

⁽¹⁾	See Fig 1.

⁽²⁾	See Fig 2.

Fig 1: Identifying Transmission Control Switch Terminals (GS300 & 400)

Fig 2: Identifying Transmission Control Switch Terminals (LS400 & SC400)