OE Quality
60-Day Returns

Standard Ignition SS-493 Starter Solenoid
Reliable Starter Solenoid for Nissan Altima
The Standard Ignition SS-493 starter solenoid is designed specifically for Nissan Altima models, providing dependable electrical performance for your vehicle's starting system. Engineered with durable materials and precise specifications, this solenoid ensures consistent operation and compatibility.
- Compatible with Nissan Altima vehicles
- 12-volt electrical system
- Black and gold dichromate and plastic finish for corrosion resistance
- Female connector with one connection point
- Three terminals: stud and blade type, male gender
- Compact size: 2.17 inches (55.118 mm) length
- Lug hole diameter of 0.18 inches (4.572 mm)
- Continuous duty: No
- Hardware and mounting brackets not included
Product Details and Specifications
The Standard Ignition SS-493 starter solenoid features a durable dichromate and plastic finish in black and gold, designed to resist corrosion and wear in automotive environments. It operates on a 12-volt system, matching the electrical requirements of Nissan Altima models. The solenoid includes a female connector with a single connection point and three male terminals combining stud and blade types for secure electrical connections. Measuring 2.17 inches in length, this solenoid fits precisely within the designated mounting area, although mounting hardware and brackets are not included. The lug hole diameter of 0.18 inches allows for proper attachment using compatible fasteners.
Common Applications and Problem Resolution
This starter solenoid is used to engage the starter motor in Nissan Altima vehicles, enabling the engine to crank and start reliably. It addresses several common issues, including:
- Intermittent or no engine starting due to solenoid failure
- Electrical connection problems causing starter motor engagement issues
- Corrosion-related performance degradation in the starting circuit
- Wear and tear from repeated use affecting solenoid responsiveness
- Replacement of faulty or damaged starter solenoids in Nissan Altima models
Installation Notes and Tips
When installing the Standard Ignition SS-493 starter solenoid, ensure the vehicle's battery is disconnected to prevent electrical hazards. Verify the solenoid's orientation and connector type match the original part. Since hardware and mounting brackets are not included, retain or replace existing mounting components as needed. Confirm all electrical connections are secure, especially the stud and blade terminals, to maintain reliable starter operation. Testing the solenoid after installation is recommended to ensure proper function before vehicle use.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and fitment for Nissan Altima vehicles. The SS-493 starter solenoid undergoes rigorous quality control to maintain consistent electrical and mechanical standards. While specific warranty details are not provided here, Standard Ignition typically offers coverage against manufacturing defects. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Standard Ignition |
|---|---|
| Part Number | SS-493 |
| Color | Black, Gold |
| Connector Gender | Female |
| Connector Shape | Round |
| Connector Shape | Round, Square |
| Continuous Duty | No |
| Finish | Dichromate, Plastic |
| Hardware Included | No |
| Terminal Gender | Male |
| Terminal Type | Stud & Blade |
| Voltage | 12 |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2001 | Nissan | Altima | N/A | |
| 2000 | Nissan | Altima | N/A | |
| 1999 | Nissan | Altima | N/A | |
| 1998 | Nissan | Altima | N/A |
* 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.