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DJ7028A/YC-1.5-21 2-Pin EFI Motor Start Relay Waterproof Female Connector
The DJ7028A-1.5-21 / DJ7028YC-1.5-21 is a CE-certified, waterproof 2-pin automotive female connector with a 1.5mm pitch, cross-referenced to OEM part number 182860000. Specifically designed for EFI (Electronic Fuel Injection) motor start relay wiring, it provides a reliable, sealed connection for critical engine management circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Model | DJ7028A-1.5-21 / DJ7028YC-1.5-21 |
| OEM Cross Reference | 182860000 |
| Application | EFI Motor Start Relay |
| Pin Count | 2 |
| Pitch | 1.5mm |
| Gender | Female (socket) |
| Housing Material | PA66 (Nylon 66) |
| Terminal Material | Copper alloy, tin-plated |
| Seal | 2× individual rubber wire seals |
| Waterproof | Yes |
| Certification | CE |
| Origin | Mainland China |
Why Choose This Connector?
- ✅ OEM cross-reference 182860000 for direct EFI relay replacement
- ✅ CE certified for automotive-grade reliability
- ✅ Specifically designed for EFI motor start relay wiring
- ✅ Waterproof seals protect critical engine management signal circuits
- ✅ Available in DJ7028A and DJ7028YC variants for different OEM housing geometries
Typical Applications
- EFI motor start relay wiring harness repair (OEM 182860000)
- Engine ignition relay connector replacement
- Fuel pump relay signal wiring
- Starter motor relay connector repair
- General 1.5mm pitch 2-pin waterproof EFI relay connector applications
Compatible With
Vehicles using OEM part number 182860000 for EFI motor start relay wiring. Fits 22–26 AWG wire. Commonly found in Asian-market vehicles with 1.5mm pitch EFI relay connectors.
FAQ
Q: What OEM part number does this replace?
A: 182860000, used in EFI motor start relay wiring harnesses across multiple Asian-market vehicle brands.
Q: What is the difference between DJ7028A and DJ7028YC?
A: Both are 1.5mm pitch 2-pin female connectors for EFI relay applications, but differ in locking tab geometry. Verify your OEM housing style before ordering.
Q: What wire gauge is compatible?
A: Designed for 22–26 AWG wire, standard for automotive EFI relay signal circuits.
Package Contents
- Option A: 1× Female connector housing + 2× crimp terminals + 2× rubber seals
- Option B: 1× Pre-wired connector with 15cm harness


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