This page lists 13 electrical connector parts for the 2018 Nissan Leaf, across 9 part types, covering the ELECTRIC engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2018 Nissan Leaf, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. 6 parts of the 13 listed are A/C Refrigerant Pressure Switch Connector (2 parts), ABS Wheel Speed Sensor Connector (2 parts) and Blower Motor Control Module / Resistor Connector (2 parts). The other 6 part types cover the remaining 7 parts.
Every part on this page is matched to the ELECTRIC — the only engine offered in the 2018 Nissan Leaf.
The most listed brands for 2018 Nissan Leaf electrical connector parts are STANDARD MOTOR PRODUCTS (8 parts), METRA (2 parts) and UNITED MOTOR PRODUCTS (1 part), plus 2 more brands.
Each part number listed for the 2018 Nissan Leaf opens a page with every vehicle that part fits.
A/C Refrigerant Pressure Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2458 | 🇺🇸 US 🇨🇦 CA | Connector Shape: OvalWire Gauge (GA): 18, 20 | View on Amazon |
| UNITED MOTOR PRODUCTS | CON205 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the A/C Refrigerant Pressure Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 A/C Refrigerant Pressure Switch Connector parts for the 2018 Nissan Leaf come from 2 brands — STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.
This group includes STANDARD MOTOR PRODUCTS S2458 and UNITED MOTOR PRODUCTS CON205.
ABS Wheel Speed Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2930 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| STANDARD MOTOR PRODUCTS | S2949 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
This table covers the harness connectors at each ABS wheel-speed sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
STANDARD MOTOR PRODUCTS supplies both parts for the 2018 Nissan Leaf.
Part numbers include STANDARD MOTOR PRODUCTS S2930 and STANDARD MOTOR PRODUCTS S2949.
Accelerator Pedal Position Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2822 | 🇺🇸 US 🇨🇦 CA | Connector Shape: OvalHarness Length | View on Amazon |
This table covers the harness connectors at the Accelerator Pedal Position Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Nissan Leaf — STANDARD MOTOR PRODUCTS S2822.
Blower Motor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S3210 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Blower Motor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Nissan Leaf — STANDARD MOTOR PRODUCTS S3210.
Blower Motor Control Module / Resistor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2HAR0009 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | S2512 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the connectors at the blower resistor or control module. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Blower Motor Control Module / Resistor Connector parts for the 2018 Nissan Leaf come from 2 brands — HOLSTEIN and STANDARD MOTOR PRODUCTS.
Part numbers include HOLSTEIN 2HAR0009 and STANDARD MOTOR PRODUCTS S2512.
Door Lock Actuator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2994 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
This table covers the harness connectors at the Door Lock Actuator. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
One part is listed for the 2018 Nissan Leaf — STANDARD MOTOR PRODUCTS S2994.
Hybrid Battery Voltage Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S2824 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Hybrid Battery Voltage Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S2824.
Radio Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| METRA | AXBUCHNS | 🇺🇸 US 🇨🇦 CA | Radio Add-On CAM Wiring Harness | View on Amazon |
| METRA | AXBUCSNI326V | 🇺🇸 US 🇨🇦 CA | Radio Display Wiring Harness | View on Amazon |
This table covers the harness connectors at the Radio. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Radio Connector parts for the 2018 Nissan Leaf come from METRA.
This group includes METRA AXBUCHNS and METRA AXBUCSNI326V.
Trailer Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT | 56227 | 🇺🇸 US 🇨🇦 CA | Custom Wiring Harness4-Way Flat | View on Amazon |
This table covers the trailer-lighting connectors at the hitch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: CURT 56227.
Buying Electrical Connector Parts for a 2018 Nissan Leaf
On this vehicle, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules.
- Confirm you have the ELECTRIC engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: A/C Refrigerant Pressure Switch Connector and ABS Wheel Speed Sensor Connector .
Frequently Asked Questions
How many electrical connector parts fit the 2018 Nissan Leaf?
Our catalog currently lists 13 electrical connector parts for the 2018 Nissan Leaf across 9 subcategories and 5 brands, covering the ELECTRIC engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical connector problems on a 2018 Nissan Leaf?
Common symptoms include intermittent faults that move when the harness is wiggled, green corrosion inside a plug, or melted connector housings near heat sources. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2018 Nissan Leaf was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2018 Nissan Leaf?
Every part on this page is matched to the ELECTRIC engine. Then match the connector by terminal count and keyway, not just appearance — many families look identical but will not lock. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Nissan Leaf
Electrical Connector Parts for Other Nissan Leaf Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.