Ford / Nissan 3-Pin Waterproof Wire Harness Connector – OEM 7282-5539-40 / 7283-3440-40
Direct OEM-specification replacement for the Sumitomo 3-pin waterproof wire harness connector used on sensor and actuator circuits across Ford and Nissan platforms. Cross-references Sumitomo OEM part numbers 7282-5539-40 (male housing) and 7283-3440-40 (female housing). Black nylon and rubber housing with waterproof sealing — a versatile 3-pin connector used across engine management, body harness, and sensor applications on Ford and Nissan shared-platform and independently developed vehicles.
The 3-pin Sumitomo waterproof connector is used across a wide range of sensor and actuator circuits on Ford and Nissan vehicles. A failed connector causes the ECM to lose sensor data or actuator control, triggering fault codes and causing the engine or body system to operate in a degraded mode. The black nylon and rubber housing provides waterproof sealing for underbonnet and underbody applications where moisture exposure is constant.
| OEM Number | Type | Application |
|---|---|---|
| 7282-5539-40 | Male (plug) housing | Sumitomo 3-pin male — component side |
| 7283-3440-40 | Female (socket) housing | Sumitomo 3-pin female — harness side |
| Pin | Function | Failure Symptom if Open |
|---|---|---|
| 1 | 5V reference supply from ECM | Sensor inoperative, fault code |
| 2 | Ground / earth | Sensor inoperative |
| 3 | Signal output to ECM | ECM loses sensor data, limp-home mode |
| Attribute | Detail |
|---|---|
| Pin Count | 3-Pin |
| Housing Material | Nylon and rubber (waterproof) |
| Housing Colour | Black |
| Sealing | Waterproof |
| OEM Part Numbers | 7282-5539-40 / 7283-3440-40 |
| Applications | Sensor harness, actuator harness, engine management connector |
| Compatible Models | Ford and Nissan (multiple platforms — confirm by OEM part number) |
| Terminal Included | Yes |
Q: How do I confirm this is the correct connector for my vehicle?
A: Cross-reference the OEM part number on your existing connector housing against 7282-5539-40 (male) or 7283-3440-40 (female).
Q: Are terminals included?
A: Yes, terminals are included with all variants.
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3 Pin Connectors
