This page lists 19 electrical switch & relay parts for the 2020 Ram Promaster Rapid, across 8 part types, covering the 1.4L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
The switch and relay system on the 2020 Ram Promaster Rapid covers the switches, relays and flashers that route power to everything the driver touches. The largest groups are Door Lock Switch (5 parts), Turn Signal Switch (4 parts) and Brake Light Switch (2 parts). The other 5 part types cover the remaining 8 parts.
The 2020 Ram Promaster Rapid came with a single engine, the 1.4L L4, and every part is verified against it.
Every electrical switch & relay part listed for the 2020 Ram Promaster Rapid comes from MOPAR.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2020 Ram Promaster Rapid. 1 part has it: MOPAR 1ZP75JXWAD (Door Lock Switch). Each part number opens a page with every vehicle that part fits.
Brake Light Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68349583AA | 🇲🇽 MX | Fits 119 WB | View on Amazon |
| MOPAR | 68433876AA | 🇲🇽 MX | Fits 2 Door Convertibl | 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.
MOPAR supplies both parts for the 2020 Ram Promaster Rapid.
Part numbers include MOPAR 68349583AA and MOPAR 68433876AA.
Door Lock Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Popular | 1ZP75JXWAD | 🇲🇽 MX | Fits FrontExc. Power Heated Mirrors | View on Amazon |
| MOPAR | 1ZP74JXWAD | 🇲🇽 MX | FrontRight | View on Amazon |
| MOPAR | 1ZP73JXWAF | 🇲🇽 MX | FrontLeft | View on Amazon |
| MOPAR | 1ZP67JXWAC | 🇲🇽 MX | Fits Front113 WB | View on Amazon |
| MOPAR | 5XN43JXWAD | 🇲🇽 MX | Fits FrontPower Heated Mirrors or Power Heated Fold-Away Mirrors | View on Amazon |
This table covers the Door Lock 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.
MOPAR supplies the 5 Door Lock Switch parts for the 2020 Ram Promaster Rapid. MOPAR 1ZP75JXWAD carries the "Popular" badge.
This group includes MOPAR 1ZP75JXWAD, MOPAR 1ZP74JXWAD and MOPAR 1ZP73JXWAF and the remaining parts above.
HVAC Control Switch / Panel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 6RK11DX9AB | 🇲🇽 MX | Fits A/C, Rear Window Defroster or Power Heated Mirrors or Power Heated Mirrors or Power Heated Fold-Away MirrorsRear Window Defroster or Power Heated Mirrors or Power Heated Mirrors or Power Heated Fold-Away Mirrors | View on Amazon |
| MOPAR | 6RK10DX9AB | 🇲🇽 MX | Fits A/CExcept Rear Window Defroster or Power Heated Mirrors or Power Heated Fold-Away Mirrors | View on Amazon |
This table covers the HVAC Control Switch panels.
2 HVAC Control Switch / Panel parts for the 2020 Ram Promaster Rapid come from MOPAR.
This group includes MOPAR 6RK11DX9AB and MOPAR 6RK10DX9AB.
Instrument Cluster Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 5MK27JXWAA | 🇲🇽 MX | Exc. Front Fog Lamps | View on Amazon |
| MOPAR | 5MK26JXWAA | 🇲🇽 MX | Front Fog Lamps | View on Amazon |
This table covers the Instrument Cluster 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.
MOPAR supplies both parts for the 2020 Ram Promaster Rapid.
Listed part numbers: MOPAR 5MK27JXWAA and MOPAR 5MK26JXWAA.
Multi-Function Relay
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 6106092AA | 🇲🇽 MX | Electrical Relay | View on Amazon |
| MOPAR | 68150127AA | 🇲🇽 MX | Electrical Relay | View on Amazon |
This table covers the relays that control the Multi-Function 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.
MOPAR supplies both parts for the 2020 Ram Promaster Rapid.
Listed part numbers: MOPAR 6106092AA and MOPAR 68150127AA.
Parking Brake Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68248434AA | 🇲🇽 MX | Brake SwitchElectric Park Brake | View on Amazon |
This table covers the Parking Brake 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.
One part is listed for the 2020 Ram Promaster Rapid — MOPAR 68248434AA.
Radio Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 6XB58JXWAA | 🇲🇽 MX | Fits Steering Wheel Mounted Audio Controls113 WB | View on Amazon |
This table covers the Radio 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.
One part is listed for the 2020 Ram Promaster Rapid — MOPAR 6XB58JXWAA.
Turn Signal Switch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 5MT59JXWAA | 🇲🇽 MX | Instrument Panel | View on Amazon |
| MOPAR | 5VE31JXWAA | 🇲🇽 MX | Instrument Panel | View on Amazon |
| MOPAR | 6LC93JXWAA | 🇲🇽 MX | Instrument Panel | View on Amazon |
| MOPAR | 6LC94JXWAA | 🇲🇽 MX | Instrument Panel | View on Amazon |
This table covers the combination / turn-signal 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.
MOPAR supplies the 4 Turn Signal Switch parts for the 2020 Ram Promaster Rapid.
This group includes MOPAR 5MT59JXWAA, MOPAR 5VE31JXWAA and MOPAR 6LC93JXWAA and the remaining parts above.
Buying Electrical Switch & Relay Parts for a 2020 Ram Promaster Rapid
On this vehicle, the switch and relay system covers the switches, relays and flashers that route power to everything the driver touches.
- Confirm you have the 1.4L 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, 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: Door Lock Switch and Turn Signal Switch .
Frequently Asked Questions
How many electrical switch & relay parts fit the 2020 Ram Promaster Rapid?
Our catalog currently lists 19 electrical switch & relay parts for the 2020 Ram Promaster Rapid across 8 subcategories and 1 brand, covering the 1.4L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical switch & relay problems on a 2020 Ram Promaster Rapid?
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 2020 Ram Promaster Rapid 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 2020 Ram Promaster Rapid?
Every part on this page is matched to the 1.4L L4 engine. 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 2020 Ram Promaster Rapid
Electrical Switch & Relay Parts for Other Ram Promaster Rapid 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.