2021 Kia Soul Electrical Switch & Relay Parts

Engine:

Showing parts for every engine. Select an engine to see only what fits.

23 Electrical switch & relay parts are listed for the 2021 Kia Soul, in 8 part types, covering all 3 engine options (1.6L L4 Turbocharged, 2.0L L4 and ELECTRIC). Each one has a brand, a manufacturer part number and notes that say where it fits.

On the 2021 Kia Soul, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches. Most of the listed parts are Oil Pressure Sender / Switch (9 parts), Back Up / Reverse Lamp Switch (3 parts) and Brake Light Switch (3 parts). The other 5 part types cover the remaining 8 parts.

A/C Refrigerant Pressure Switch

Brand Part Number Markets Notes Buy
UAC Fits: 1.6L L4 Turbocharged, 2.0L L4 SW11608C
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Pressure Transducer
Fitment notes — UAC SW11608C
Pressure Transducer
Transducer
View on
Amazon

This table covers the pressure switches on the A/C circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.

Accessory Power Relay

Brand Part Number Markets Notes Buy
HELLA Fits: 1.6L L4 Turbocharged, 2.0L L4 933332531
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
4-Pin ConnectorPlug: B
Fitment notes — HELLA 933332531
4-Pin ConnectorPlug: BColor: Black
View on
Amazon

This table covers the relays that control the Accessory Power circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is.

Back Up / Reverse Lamp Switch

Brand Part Number Markets Notes Buy
BECK/ARNLEY Fits: 1.6L L4 Turbocharged, 2.0L L4 2011885
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon
HYUNDAI Fits: 1.6L L4 Turbocharged, 2.0L L4 9386049600
🇺🇸 US
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 1.6L L4 Turbocharged, 2.0L L4 SLS515
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon

This table covers the Back Up / Reverse Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.

Brake Light Switch

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 1.6L L4 Turbocharged, 2.0L L4 SLS612
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon
VEMO Fits: 1.6L L4 Turbocharged, 2.0L L4 V52730052
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
EX Model or GT-Line or LX Model or S Model or X-Line
View on
Amazon
WELLS Fits: all 2021 Soul engines 1S16381
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon

This table covers the pedal-mounted switch that turns on the brake lamps. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.

Ignition Starter Switch

Brand Part Number Markets Notes Buy
WELLS Fits: 1.6L L4 Turbocharged, 2.0L L4 1S17815
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Key Type, without Immobilizer, with Interlock System
View on
Amazon
WELLS Fits: 1.6L L4 Turbocharged, 2.0L L4 1S17813
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Key Type, without Immobilizer, without Interlock System
View on
Amazon
WELLS Fits: 1.6L L4 Turbocharged, 2.0L L4 1S17821
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Push Button Switch
View on
Amazon

This table covers the ignition switches that feed the starter circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too.

Neutral Safety Switch / Range Sensor

Brand Part Number Markets Notes Buy
HYUNDAI Fits: 2.0L L4 427002H000
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon

This table covers the Neutral Safety Switch / Range sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.

Oil Pressure Indicator Relay

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 1.6L L4 Turbocharged, 2.0L L4 RY255
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Amperage Rating: 70 AContinuous Duty: YES
Fitment notes — STANDARD MOTOR PRODUCTS RY255
Amperage Rating: 70 AContinuous Duty: YESFunctions: Multi-Function Relay
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 1.6L L4 Turbocharged, 2.0L L4 RY1500
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Functions: Computer
View on
Amazon

This table covers the relays that control the Oil Pressure Indicator circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is.

Oil Pressure Sender / Switch

Economy

Brand Part Number Markets Notes Buy
HOLSTEIN Fits: 1.6L L4 Turbocharged, 2.0L L4 2OPS0001
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon
STANDARD MOTOR PRODUCTS Fits: 1.6L L4 Turbocharged, 2.0L L4 PS411T
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
T-Series
View on
Amazon
UNITED MOTOR PRODUCTS Fits: 1.6L L4 Turbocharged, 2.0L L4 OPS189
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon
WALKER PRODUCTS Fits: 1.6L L4 Turbocharged, 2.0L L4 2561059
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
BECK/ARNLEY Popular Fits: 1.6L L4 Turbocharged, 2.0L L4 2011771
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
with Light
View on
Amazon
STANDARD MOTOR PRODUCTS Popular Fits: 1.6L L4 Turbocharged, 2.0L L4 PS411
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Terminal Quantity: 1Terminal Type: Blade
View on
Amazon
HELLA Fits: 1.6L L4 Turbocharged, 2.0L L4 009600251
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
1-Pin Connector
Fitment notes — HELLA 009600251
1-Pin Connector
EX Model or GT-Line or LX Model or S Model or X-Line
View on
Amazon
ROSTRA Fits: 1.6L L4 Turbocharged, 2.0L L4 501242
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
EX Model or EX Premium or EX+ Model or GT-Line or GT-Line Limited or LX Model or S Model or X-Line
View on
Amazon
WELLS Fits: 1.6L L4 Turbocharged, 2.0L L4 1S6857
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon

This table covers the senders and switches that report oil pressure to the gauge or lamp. Typical signs include a lamp that stays on, or a gauge that never moves. Confirm power and ground at the connector before replacing the sender or switch.

Buying Electrical Switch & Relay Parts for a 2021 Kia Soul

On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.

  • Match the engine first. Some electrical switch & relay parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
  • Read the notes on each row for position, trim and spec qualifiers before you order.
  • Where labor overlaps, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Oil Pressure Sender / Switch and Back Up / Reverse Lamp Switch .

Frequently Asked Questions

How many electrical switch & relay parts fit the 2021 Kia Soul?

Our catalog currently lists 23 electrical switch & relay parts for the 2021 Kia Soul across 8 subcategories and 11 brands, covering all 3 engine options (1.6L L4 Turbocharged, 2.0L L4 and ELECTRIC). Each part is matched to the engine(s) it fits.

Do electrical switch & relay parts differ between 2021 Kia Soul engines?

Some do. 1 part fits every engine; the other 22 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.

What are the signs of electrical switch & relay problems on a 2021 Kia Soul?

Common symptoms include accessories that work intermittently, a click without action, or one function dead while its fuse tests fine. 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, inspect the connector terminals behind any failed switch — heat damage there will kill the new part too.

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 2021 Kia Soul 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 2021 Kia Soul?

First match the engine — each row shows which engine(s) the part fits. Then swap a suspect relay with an identical known-good one from the fuse box before buying — it is the fastest diagnostic there is. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 2021 Kia Soul

Electrical Switch & Relay Parts for Other Kia Soul Years

Switch vehicle or jump to a subcategory

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.