Standard Ignition

Standard Ignition TS655 Fuel Injection Thermal / Time Switch

Brand Standard Ignition TS655
Attachment Method Screw-in
Color Gold
Connector Gender Female
Connector Shape Rectangular
Connector Type Plug In
Finish Brass, Plastic
O.E.M. Replacement Yes
Terminal Gender Male
Terminal Type Blade
Voltage 12
Fits Toyota · 43 vehicles

Thermal time switch. Controls fuel injection timing with a precise electrical signal.

Gold finish. Brass and plastic construction resists wear in demanding conditions.

Rectangular connector. Female plug with two male blade terminals for secure connection.

Cross-references Standard Ignition TS655, 1S5246 and 17-1537 for the same application. See all 9.

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Fuel Injection Thermal Time Switch Overview

The Standard Ignition TS655 is a fuel injection thermal/time switch used in Toyota fuel system applications that rely on temperature- and time-based control. It is built with a gold-colored brass and plastic finish, a rectangular female connector, and male blade terminals for a direct electrical interface.

Compatible With select 1988-1995 Toyota applications, including 4Runner, MR2, Pickup, T100, Celica, and Land Cruiser models. The Standard Ignition TS655 is a direct-fit service part for diagnosing or restoring fuel injection control behavior in these vehicles.

Key Features

  • Fuel injection thermal/time switch for air and fuel delivery systems
  • Gold finish with brass and plastic construction
  • Rectangular 1-connector design
  • Female connector with 2 male blade terminals
  • Cross-references Standard Ignition TS7301 and WT7300 for the same application

Detailed Description

The TS655 is a thermal/time switch used in fuel injection control circuits where temperature and elapsed time affect system operation. Its connector and terminal layout are designed for straightforward electrical connection, while the brass and plastic construction supports dependable service in underhood environments. This part number is commonly searched for Toyota 4Runner, Toyota MR2, and Toyota Pickup fuel injection repair, as well as Toyota T100, Celica, and Land Cruiser applications.

For buyers comparing replacement options, TS655 is listed alongside interchange references such as 1S5246 and 17-1537 for the same application family. If you are sourcing a Standard Ignition TS655 for a Toyota fuel system repair, verify connector style and vehicle application before installation.

What It Helps Fix

  • Hard starting related to fuel injection thermal control
  • Incorrect fuel enrichment timing during cold operation
  • Intermittent fuel system control signal loss
  • Fault codes or drivability issues tied to thermal switch failure
  • Restoration of proper fuel injection timing behavior on Toyota applications

Installation Notes and Tips

Confirm the connector shape, terminal style, and vehicle application before replacement. Inspect the harness connector for corrosion, bent terminals, or heat damage, since those conditions can affect switch performance even when the part is new. Use the vehicle service information for the exact test procedure and installation location.

Fits 1988-1993 Toyota Celica, N/A. Fits 1988-1993 Toyota Land Cruiser, N/A. Fits 1989-1995 Toyota 4Runner, N/A. Fits 1989-1995 Toyota Pickup, N/A. Fits 1991-1995 Toyota MR2, N/A. Fits 1993-1995 Toyota T100, N/A.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and engine management service parts. The TS655 is built to match the listed connector and terminal configuration for the specified Toyota applications.

This part fits 43 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersPositionNotes
1995Toyota4RunnerN/A
1995ToyotaMR2N/A
1995ToyotaPickupN/A
1995ToyotaT100N/A
1994Toyota4RunnerN/A
1994ToyotaMR2N/A
1994ToyotaPickupN/A
1994ToyotaT100N/A
1993Toyota4RunnerN/A
1993ToyotaCelica2.0LL4N/A
1993ToyotaCelicaN/A
1993ToyotaLand CruiserN/A
1993ToyotaMR2N/A
1993ToyotaPickup2.4LL4N/A
1993ToyotaPickupN/A
1993ToyotaT100N/A
1992Toyota4RunnerN/A
1992ToyotaCelica2.0LL4N/A
1992ToyotaCelicaN/A
1992ToyotaLand CruiserN/A
1992ToyotaMR2N/A
1992ToyotaPickup2.4LL4N/A
1992ToyotaPickupN/A
1991Toyota4RunnerN/A
1991ToyotaCelica2.0LL4N/A
1991ToyotaCelicaN/A
1991ToyotaLand CruiserN/A
1991ToyotaMR2N/A
1991ToyotaPickup2.4LL4N/A
1991ToyotaPickupN/A
1990Toyota4RunnerN/A
1990ToyotaCelicaAWDN/A
1990ToyotaLand CruiserN/A
1990ToyotaPickup2.4LL4N/A
1990ToyotaPickupN/A
1989Toyota4RunnerN/A
1989ToyotaCelica2.0LL4N/A
1989ToyotaCelicaN/A
1989ToyotaLand CruiserN/A
1989ToyotaPickup2.4LL4N/A
1989ToyotaPickupN/A
1988ToyotaCelicaN/A
1988ToyotaLand CruiserN/A
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — TS6551S524617-1537158-04848946220040EDS14TS7301WT7300WTA1313