/live/media/SI/SI_AC426_Fro.jpg)
Standard Ignition AC426 Idle Air Control Valve
| Brand | Standard Ignition AC426 |
|---|---|
| Terminal Type | Blade Terminals |
| Fits | Toyota · 11 vehicles |
Idle air control valve. Regulates airflow to help maintain a steady idle.
Female connector. Single-connector design with blade terminals for straightforward hookup.
Blade terminals. Six male terminals provide a secure electrical connection.
Cross-references Standard Ignition 29908, Standard Ignition AC426 and 2-19377 for the same application. See all 5.
Idle Air Control Valve for Toyota Supra
Standard Ignition AC426 is an idle air control valve for fuel injection systems, built for precise idle airflow management on select Toyota Supra applications. It uses a female connector with one connector interface, three hose connectors, and six male blade terminals for the specified electrical and vacuum-style connections.
Key Features
- Idle air control valve for fuel injection system service
- Female connector with 1 connector interface
- 3 hose connectors for the listed application layout
- 6 male blade terminals for electrical connection
- Standard Ignition AC426 replacement part number
- Cross-references Standard Ignition 29908 for the same application
Detailed Description
Standard Ignition AC426 is a direct-fit idle air control valve for select 1993-1998 Toyota Supra models. It is used to regulate bypass air around the throttle body so the engine control system can maintain a stable idle under changing load conditions. For Toyota Supra idle speed control service, AC426 provides the connector and terminal configuration specified for the application, making it a practical replacement for diagnosing idle quality concerns on fuel-injected engines.
This part cross-references Standard Ignition 29908 for the same application.
What It Helps Solve
- Unstable or fluctuating idle speed
- Stalling when the engine returns to idle
- Idle speed that is too high or too low
- Idle control issues after throttle body or intake service
- Driveability complaints related to bypass air control
Installation Notes and Tips
Verify connector style, terminal layout, and hose routing before installation. Inspect the throttle body, intake passages, and related vacuum connections for carbon buildup or leaks that can affect idle control. Confirm the vehicle application against the listed fitment for 1993-1998 Toyota Supra before replacing the valve.
Quality Assurance
Standard Ignition is a recognized aftermarket source for fuel injection and engine management components. AC426 is built to match the specified application details for fitment-focused replacement service on Toyota Supra idle air control systems.
Fitment
- Fits 1993-1998 Toyota Supra, N/A
- Fits 1994-1998 Toyota Supra, N/A
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1998 | Toyota | Supra | — | — | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1998 | Toyota | Supra | 3.0L | L6 | N/A | Compatible with various car models. |
| 1997 | Toyota | Supra | — | — | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1997 | Toyota | Supra | 3.0L | L6 | N/A | Compatible with various car models. |
| 1996 | Toyota | Supra | — | — | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1996 | Toyota | Supra | 3.0L | L6 | N/A | Compatible with various car models. |
| 1995 | Toyota | Supra | — | — | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1995 | Toyota | Supra | 3.0L | L6 | N/A | Compatible with various car models. |
| 1994 | Toyota | Supra | — | — | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1994 | Toyota | Supra | 3.0L | L6 | N/A | Compatible with various car models. |
| 1993 | Toyota | Supra | — | — | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| No rows match your filter. | ||||||