Standard Ignition TCS122 Automatic Transmission Control Solenoid

Brand Standard Ignition TCS122
Attachment Method Push On
Connector Gender Female
Connector Shape Square
Contents Solenoid
Gaskets Included No
Hardware Included No
Material Metal, Plastic
Mounting Bracket(s) Included Yes
Terminal Gender Male
Terminal Type Blade
Wiring Harness Included No
Fits Scion and Toyota · 31 vehicles

Transmission control solenoid. Helps regulate automatic transmission operation.

Push-on connection. Female connector with male blade terminals for straightforward hookup.

Metal and plastic construction. Combines durability with a lightweight design.

Cross-references Standard Ignition TCS45, Standard Ignition TCS122 and 3521021010 for the same application. See all 5.

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Automatic Transmission Control Solenoid

Standard Ignition TCS122 is an automatic transmission control solenoid built with a metal and plastic body, a female square connector, and blade terminals for direct electrical connection. It is listed for select Toyota and Scion applications where Solenoid No. 1 service is required, including Corolla, Matrix, Camry, Celica, RAV4, Highlander, Solara, and tC.

Key Features

  • Automatic transmission control solenoid for transmission shift and clutch control applications
  • Female, square 1-connector design with male blade terminals
  • Push-on attachment method for straightforward connection
  • Metal and plastic construction with mounting bracket(s) included
  • Direct-fit application coverage for select Toyota and Scion models
  • Standard Ignition TCS122 part number for catalog matching and service lookup

Detailed Description

Standard Ignition TCS122 is an automatic transmission control solenoid used in select Toyota and Scion vehicles where Solenoid No. 1 is specified. It is listed for 2000-2005 Toyota Celica, 2002-2005 Toyota Camry, 2002-2005 Toyota Solara, 2001-2006 Toyota Highlander, 2001-2003 Toyota RAV4, 2004-2005 Toyota RAV4, 2003-2004 Toyota Corolla, 2003-2004 Toyota Matrix, and 2005-2006 Scion tC. This part cross-references 3521021010 and TCS32 for the same application. The TCS122 designation is also referenced as TCS45 in Standard Ignition interchange data.

What It Helps Address

  • Transmission shift timing concerns tied to Solenoid No. 1 operation
  • Clutch solenoid service needs on 2003-2004 Toyota Corolla and Matrix
  • Shift solenoid replacement on 2004-2005 Toyota RAV4
  • Electrical control faults related to a worn or failed transmission solenoid
  • Diagnostic trouble codes associated with automatic transmission control circuits

Installation Notes and Tips

Verify the vehicle’s transmission code and solenoid location before installation. Confirm the connector shape, terminal style, and mounting bracket alignment against the original part, especially on Toyota Camry, Toyota RAV4, and Scion tC applications. No gasket, hardware, or wiring harness is included, so reuse or source related service parts as needed during repair.

Quality Assurance

Standard Ignition supplies this transmission solenoid as a cataloged replacement part for the listed Toyota and Scion applications. Match the part number TCS122 and the vehicle-specific fitment notes to confirm the correct service part before installation.

This part fits 31 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersPositionNotes
2006SciontCN/ATo 5/06; Solenoid No. 1
2006ToyotaHighlander2.4LL4N/ASolenoid No. 1
2005SciontCN/ASolenoid No. 1
2005ToyotaCamryN/ASolenoid No. 1
2005ToyotaCelicaN/ASolenoid No. 1
2005ToyotaHighlander2.4LL4N/ASolenoid No. 1
2005ToyotaRAV4N/ASolenoid No. 1; Shift Solenoid
2005ToyotaSolara2.4LL4N/ASolenoid No. 1
2004ToyotaCamryN/ASolenoid No. 1
2004ToyotaCelicaN/ASolenoid No. 1
2004ToyotaCorollaN/AClutch Solenoid No.1 - Automatic Transmission Control Solenoid fitment.
2004ToyotaHighlander2.4LL4N/ASolenoid No. 1
2004ToyotaMatrixN/AClutch Solenoid No.1 - Automatic Transmission Control Solenoid fitment.
2004ToyotaRAV4N/ASolenoid No. 1; Shift Solenoid
2004ToyotaSolara2.4LL4N/ASolenoid No. 1
2003ToyotaCamryN/ASolenoid No. 1
2003ToyotaCelicaN/ASolenoid No. 1
2003ToyotaCorollaN/AClutch Solenoid No.1 - Automatic Transmission Control Solenoid fitment.
2003ToyotaHighlander2.4LL4N/ASolenoid No. 1
2003ToyotaMatrixN/AClutch Solenoid No.1 - Automatic Transmission Control Solenoid fitment.
2003ToyotaRAV4N/ASolenoid No. 1
2003ToyotaSolara2.4LL4N/ASolenoid No. 1
2002ToyotaCamryN/ASolenoid No. 1
2002ToyotaCelicaN/ASolenoid No. 1
2002ToyotaHighlanderN/ASolenoid No. 1
2002ToyotaRAV4AWDN/ASolenoid No. 1
2002ToyotaSolara2.4LL4N/ASolenoid No. 1
2001ToyotaCelicaN/ASolenoid No. 1
2001ToyotaHighlanderN/ASolenoid No. 1
2001ToyotaRAV4AWDN/ASolenoid No. 1
2000ToyotaCelicaN/ASolenoid No. 1
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — TCS45Standard Ignition — TCS1223521021010TCS32TCS665