This page lists 20 electrical connector parts for the 1981 Saab 900, across 11 part types, covering the 2.0L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 1981 Saab 900, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. 11 parts of the 20 listed are Radiator Fan Relay Connector (5 parts), Ignition Relay Connector (3 parts) and Throttle Position Sensor (TPS) Connector (3 parts). The other 8 part types cover the remaining 9 parts.
Every part on this page is matched to the 2.0L L4 — the only engine offered in the 1981 Saab 900.
The most listed brands for 1981 Saab 900 electrical connector parts are STANDARD MOTOR PRODUCTS (8 parts), UNITED MOTOR PRODUCTS (6 parts) and WELLS (2 parts), plus 4 more brands.
1 part on this 1981 Saab 900 page carries a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — STANDARD MOTOR PRODUCTS HP3810 (Radiator Fan Relay Connector). Click any part number to see every vehicle that part fits.
Horn Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | S706 | 🇺🇸 US 🇨🇦 CA | Connector Shape: PolygonLength (In): 0.875 | View on Amazon |
| UNITED MOTOR PRODUCTS | CON136 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Horn Relay. 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 Horn Relay Connector parts are listed for the 1981 Saab 900, from STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.
Listed part numbers: STANDARD MOTOR PRODUCTS S706 and UNITED MOTOR PRODUCTS CON136.
Idle Air Control (IAC) Valve Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS | CON201 | 🇺🇸 US 🇨🇦 CA | with Quick Release Clip | View on Amazon |
This table covers the harness connectors at the Idle Air Control (IAC) Valve. 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: UNITED MOTOR PRODUCTS CON201.
Ignition Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | HP3810 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Polygon | View on Amazon |
| STANDARD MOTOR PRODUCTS | S654 | 🇺🇸 US 🇨🇦 CA | Connector Shape: PolygonLength (In): 1 | View on Amazon |
| UNITED MOTOR PRODUCTS | CON123 | 🇺🇸 US 🇨🇦 CA | Terminal Gender: FemaleTerminal Type: Spade | View on Amazon |
This table covers the harness connectors at the Ignition Relay. 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.
3 Ignition Relay Connector parts are listed for the 1981 Saab 900, from STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.
Part numbers include STANDARD MOTOR PRODUCTS HP3810, STANDARD MOTOR PRODUCTS S654 and UNITED MOTOR PRODUCTS CON123.
Oil Pressure Sender / Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 1P3841 | 🇺🇸 US 🇨🇦 CA | with Light | View on Amazon |
This table covers the harness connectors at the Oil Pressure Sender / 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.
This group shows a single part: WELLS 1P3841.
Radiator Fan Relay Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | HP3810 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Polygon | View on Amazon |
| FOUR SEASONS | 37210 | 🇺🇸 US 🇨🇦 CA | 5 Terminal Femalewithout Mounting Tab | View on Amazon |
| STANDARD MOTOR PRODUCTS | S706 | 🇺🇸 US 🇨🇦 CA | Connector Shape: PolygonLength (In): 0.875 | View on Amazon |
| STANDARD MOTOR PRODUCTS | S654 | 🇺🇸 US 🇨🇦 CA | Connector Shape: PolygonLength (In): 1 | View on Amazon |
| UNITED MOTOR PRODUCTS | CON123 | 🇺🇸 US 🇨🇦 CA | Terminal Gender: FemaleTerminal Type: Spade | View on Amazon |
This table covers the harness connectors at the Radiator Fan Relay. 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.
5 Radiator Fan Relay Connector parts are listed for the 1981 Saab 900, from STANDARD MOTOR PRODUCTS, FOUR SEASONS and UNITED MOTOR PRODUCTS. STANDARD MOTOR PRODUCTS HP3810 carries the "Popular" badge.
Listed part numbers: STANDARD MOTOR PRODUCTS HP3810, FOUR SEASONS 37210 and STANDARD MOTOR PRODUCTS S706, plus the other parts above.
Radio Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| METRA | 701739 | 🇺🇸 US 🇨🇦 CA | TURBOWireWire 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.
This group shows a single part: METRA 701739.
Temperature Sender / Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 1P3841 | 🇺🇸 US 🇨🇦 CA | with GaugeSending Unit Switch Connector | View on Amazon |
This table covers the harness connectors at the Temperature Sender / 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 1981 Saab 900 — WELLS 1P3841.
Throttle Position Sensor (TPS) Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | HP3975 | 🇺🇸 US 🇨🇦 CA | Handy PackBlack | View on Amazon |
| STANDARD MOTOR PRODUCTS | S745 | 🇺🇸 US 🇨🇦 CA | Connector Shape: Rectangleblack | View on Amazon |
| UNITED MOTOR PRODUCTS | CON149 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Throttle Position Sensor (TPS). 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.
3 Throttle Position Sensor (TPS) Connector parts for the 1981 Saab 900 come from 2 brands — STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS.
Part numbers include STANDARD MOTOR PRODUCTS HP3975, STANDARD MOTOR PRODUCTS S745 and UNITED MOTOR PRODUCTS CON149.
Trailer Wire Converter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CURT | 55151 | 🇺🇸 US 🇨🇦 CA | Wiring Kit | View on Amazon |
This table covers the Trailer Wire converters. Typical signs include a sulfur smell, rattling substrate, or an efficiency code. Confirm CARB vs Federal certification in the notes before ordering.
This group shows a single part: CURT 55151.
Warm Up Regulator Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS | CON185 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the harness connectors at the Warm Up Regulator. 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: UNITED MOTOR PRODUCTS CON185.
Washer Pump Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL | 399002 | 🇺🇸 US 🇨🇦 CA | AccessoryUniversal Switch for Washer Pump System | View on Amazon |
This table covers the harness connectors at the Washer Pump. 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 1981 Saab 900 — WAI GLOBAL 399002.
Buying Electrical Connector Parts for a 1981 Saab 900
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 2.0L L4 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: Radiator Fan Relay Connector and Ignition Relay Connector .
Frequently Asked Questions
How many electrical connector parts fit the 1981 Saab 900?
Our catalog currently lists 20 electrical connector parts for the 1981 Saab 900 across 11 subcategories and 7 brands, covering the 2.0L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical connector problems on a 1981 Saab 900?
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 1981 Saab 900 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 1981 Saab 900?
Every part on this page is matched to the 2.0L L4 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 1981 Saab 900
Electrical Connector Parts for Other Saab 900 Years
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