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Standard Ignition AC56 Idle Air Control Valve
Overview of Standard Ignition AC56 Idle Air Control Valve
The Standard Ignition AC56 Idle Air Control Valve is designed to regulate the engine's idle speed by controlling airflow. This component is compatible with select Ford, Lincoln, and Mercury vehicles, including models like the Ford Explorer, Crown Victoria, and Mercury Cougar.
- Connector Shape: Square for secure electrical connection
- Includes Gaskets for proper sealing
- Single Port design for precise airflow control
- Two Terminal connections for reliable electrical performance
- Hardware not included
Detailed Product Description
The AC56 Idle Air Control Valve from Standard Ignition features a square-shaped connector that ensures a stable and accurate electrical connection, essential for maintaining consistent idle speed. This valve includes gaskets to prevent air leaks and maintain engine efficiency. With one port and two terminals, it provides precise control over the air entering the engine at idle, which is critical for smooth engine operation. This part is engineered to meet the specifications required by Ford, Lincoln, and Mercury vehicles such as the F-100 Ranger, Grand Marquis, and Town Car.
Compatible Vehicles and Applications
This idle air control valve is compatible with a range of Ford, Lincoln, and Mercury models, including:
- Ford Explorer
- Ford F-100 Ranger
- Lincoln Town Car
- Mercury Cougar
- Mercury Grand Marquis
- Ford Crown Victoria
- Mercury Thunderbird
Common Issues Addressed by the AC56 Idle Air Control Valve
- Irregular or fluctuating engine idle speed
- Engine stalling at idle
- Difficulty starting the engine
- Check engine light related to idle control
- Rough or unstable idle performance
Installation Notes and Tips
- Ensure the engine is cool before installation to avoid injury
- Use the included gaskets to prevent air leaks and ensure proper sealing
- Verify the square connector aligns correctly with the vehicle’s wiring harness
- Check for any vacuum leaks after installation
- Hardware is not included; retain original mounting hardware or source separately if needed
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications. The AC56 Idle Air Control Valve undergoes rigorous quality control to ensure reliable performance. This part includes a limited warranty against defects in materials and workmanship, providing confidence in its durability and function.
| Brand | Standard Ignition |
| Part Number | AC56 |
| Connector Shape | Square |
| Gaskets Included | Yes |
| Hardware Included | No |
This part fits 51 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1997 | Ford | Explorer | 5.0L | V8 | N/A | w/ Mexico Emissions; Primary |
| 1997 | Ford | F-100 Ranger | N/A | Primary; Right | ||
| 1997 | Ford | F-100 Ranger | 2.3L | L4 | N/A | Compatible with various car models. |
| 1996 | Ford | F-100 Ranger | N/A | Primary; Right | ||
| 1996 | Ford | F-100 Ranger | 2.3L | L4 | N/A | Compatible with various car models. |
| 1995 | Ford | Cougar | 4.6L | V8 | N/A | Compatible with various car models. |
| 1995 | Ford | Crown Victoria | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1995 | Ford | Crown Victoria | 4.6L | V8 | N/A | Compatible with various car models. |
| 1995 | Ford | Grand Marquis | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve | ||
| 1995 | Ford | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1995 | Ford | Thunderbird | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1995 | Ford | Thunderbird | 4.6L | V8 | N/A | Compatible with various car models. |
| 1995 | Lincoln | Town Car | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1995 | Lincoln | Town Car | 4.6L | V8 | N/A | Compatible with various car models. |
| 1995 | Mercury | Cougar | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1995 | Mercury | Cougar | 4.6L | V8 | N/A | Compatible with various car models. |
| 1995 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1995 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1994 | Ford | Cougar | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve | ||
| 1994 | Ford | Crown Victoria | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1994 | Ford | Crown Victoria | 4.6L | V8 | N/A | Compatible with various car models. |
| 1994 | Ford | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1994 | Ford | Grand Marquis | 4.6L | V8 | N/A | Control Valve; Primary |
| 1994 | Ford | Thunderbird | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1994 | Ford | Thunderbird | 4.6L | V8 | N/A | Compatible with various car models. |
| 1994 | Lincoln | Town Car | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve | ||
| 1994 | Lincoln | Town Car | 4.6L | V8 | N/A | Compatible with various car models. |
| 1994 | Mercury | Cougar | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1994 | Mercury | Cougar | 4.6L | V8 | N/A | Compatible with various car models. |
| 1994 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1994 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1993 | Ford | Crown Victoria | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1993 | Ford | Crown Victoria | 4.6L | V8 | N/A | Compatible with various car models. |
| 1993 | Ford | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1993 | Ford | Grand Marquis | 4.6L | V8 | N/A | Control Valve; Primary |
| 1993 | Lincoln | Town Car | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve | ||
| 1993 | Lincoln | Town Car | 4.6L | V8 | N/A | Compatible with various car models. |
| 1993 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1993 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1992 | Ford | Crown Victoria | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1992 | Ford | Crown Victoria | 4.6L | V8 | N/A | Compatible with various car models. |
| 1992 | Ford | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1992 | Ford | Grand Marquis | 4.6L | V8 | N/A | Control Valve; Primary |
| 1992 | Lincoln | Town Car | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve | ||
| 1992 | Lincoln | Town Car | 4.6L | V8 | N/A | Compatible with various car models. |
| 1992 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 1992 | Mercury | Grand Marquis | 4.6L | V8 | N/A | Compatible with various car models. |
| 1991 | Lincoln | Town Car | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve | ||
| 1991 | Lincoln | Town Car | 4.6L | V8 | N/A | Compatible with various car models. |
| 1988 | Ford | Cougar | 3.8L | V6 | N/A | Compatible with various car models. |
| 1988 | Ford | Cougar | 3.8L | V6 | N/A | Control Valve; Primary |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.