OE Quality
60-Day Returns

Standard Ignition S-1797 Fuel Injector Connector
Reliable Fuel Injector Connector for Infiniti, Nissan, and Mercury Vehicles
The Standard Ignition S-1797 fuel injector connector is designed to provide a secure and efficient electrical connection for fuel injectors in select Infiniti, Nissan, and Mercury models. This connector ensures consistent fuel delivery and engine performance by maintaining optimal electrical conductivity.
- Compatible with Infiniti 300ZX and M30 models
- Fits Nissan D21, Maxima, Pathfinder, Quest, and Villager vehicles
- Durable construction for long-lasting electrical connection
- Designed to meet OEM specifications for reliable fit and function
- Part number S-1797 for easy identification and replacement
Product Details and Compatibility
The Standard Ignition S-1797 fuel injector connector is engineered to match the original equipment manufacturer (OEM) standards, ensuring proper fitment and reliable performance. It is specifically compatible with a range of Infiniti, Nissan, and Mercury vehicles, including the Infiniti 300ZX and M30, Nissan D21, Maxima, Pathfinder, Quest, and Mercury Villager. This connector plays a critical role in the air and fuel delivery system by providing a stable electrical connection to the fuel injectors, which is essential for precise fuel metering and engine efficiency.
Common Applications and Problem Resolution
- Restores proper electrical connection to fuel injectors
- Eliminates intermittent engine misfires caused by faulty connectors
- Prevents fuel injector signal loss and improves engine performance
- Addresses issues related to poor fuel injector response
- Helps resolve check engine light codes related to injector circuit faults
Installation Notes and Tips
When installing the Standard Ignition S-1797 fuel injector connector, ensure the vehicle’s ignition is off and the battery is disconnected to avoid electrical hazards. Carefully remove the old connector without damaging the wiring harness. Confirm that the replacement connector matches the original part number S-1797 and securely attach it to the fuel injector terminals. Verify the connection is tight and free of corrosion or debris before reconnecting the battery and testing engine operation.
Quality Assurance and Warranty Information
Standard Ignition parts are manufactured to meet or exceed OEM standards, providing dependable performance and durability. The S-1797 fuel injector connector undergoes rigorous quality control to ensure consistent electrical conductivity and fitment accuracy. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to support long-term reliability.
| Brand | Standard Ignition |
| Part Number | S-1797 |
| Connector Gender | Female; Female; Male; Male; Male |
| Contents | Includes Butt Splices |
| Harness Length - inches | 17 3/8" |
| Terminal Gender | Female |
| Terminal Type | Pin + Cylindrical |
This part fits 32 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1995 | Mercury | Villager | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1995 | Nissan | Pathfinder | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1995 | Nissan | Quest | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1994 | Mercury | Villager | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1994 | Nissan | 300ZX | N/A | 3 Wire Repair Harness | ||
| 1994 | Nissan | D21 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1994 | Nissan | Pathfinder | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1994 | Nissan | Quest | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1993 | Mercury | Villager | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1993 | Nissan | 300ZX | N/A | 3 Wire Repair Harness | ||
| 1993 | Nissan | D21 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1993 | Nissan | Pathfinder | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1993 | Nissan | Quest | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1992 | INFINITI | M30 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1992 | Nissan | 300ZX | N/A | 3 Wire Repair Harness | ||
| 1992 | Nissan | D21 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1992 | Nissan | Maxima | N/A | 3 Wire Repair Harness | ||
| 1992 | Nissan | Pathfinder | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1991 | INFINITI | M30 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1991 | Nissan | 300ZX | N/A | 3 Wire Repair Harness | ||
| 1991 | Nissan | D21 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1991 | Nissan | Maxima | N/A | 3 Wire Repair Harness | ||
| 1991 | Nissan | Pathfinder | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1990 | INFINITI | M30 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1990 | Nissan | 300ZX | N/A | 3 Wire Repair Harness | ||
| 1990 | Nissan | D21 | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1990 | Nissan | Maxima | N/A | 3 Wire Repair Harness | ||
| 1990 | Nissan | Pathfinder | 3.0L | V6 | N/A | 3 Wire Repair Harness |
| 1989 | Nissan | 300ZX | N/A | 3 Wire Repair Harness | ||
| 1989 | Nissan | Maxima | N/A | 3 Wire Repair Harness | ||
| 1988 | Nissan | 300ZX | N/A | 3 Wire Repair Harness | ||
| 1988 | Nissan | Maxima | 3.0L | V6 | N/A | 3 Wire Repair Harness |
* 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.