8 Electrical bulb & socket parts are listed for the 2021 Ford Transit Custom, in 4 part types, covering the 2.2L L4 DIESEL Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Ford Transit Custom, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. Most of the listed parts are Parking Lamp Bulb (3 parts), Brake Light Bulb (2 parts) and Tail Lamp Bulb (2 parts). The other 1 part type covers the remaining 1 part.
The 2021 Ford Transit Custom came with a single engine, the 2.2L L4 DIESEL Turbocharged, and every part is verified against it.
Every electrical bulb & socket part listed for the 2021 Ford Transit Custom comes from PHILIPS. Quality grades include Extended Life, Standard Replacement and LED.
Each part number listed for the 2021 Ford Transit Custom opens a page with every vehicle that part fits.
Brake Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | P215WLL | 🇲🇽 MX | Longer Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | P215W | 🇲🇽 MX | View on Amazon |
This table covers the bulbs in the stop lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
2 Brake Light Bulb parts for the 2021 Ford Transit Custom come from PHILIPS.
In the Extended Life grade, PHILIPS supplies 1 part: grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. A representative part number is PHILIPS P215WLL.
In the Standard Replacement grade, PHILIPS supplies 1 part: built to original-equipment specification. A representative part number is PHILIPS P215W.
Listed part numbers: PHILIPS P215WLL and PHILIPS P215W.
Headlamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | H15 | 🇲🇽 MX | High Beam | View on Amazon |
This table covers the bulbs that light the headlamps. Typical signs include a dark lamp, a flicker over bumps, or a bulb that keeps failing on one side. Avoid touching a halogen capsule. Repeated failure in one socket is usually the socket or ground, not the bulb.
One part is listed for the 2021 Ford Transit Custom — PHILIPS H15.
Parking Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | P215WLL | 🇲🇽 MX | Longer Life | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | 1157WLED | 🇲🇽 MX | Ultinon LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | P215W | 🇲🇽 MX | Front | View on Amazon |
This table covers the bulbs in the parking lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
PHILIPS supplies the 3 Parking Lamp Bulb parts for the 2021 Ford Transit Custom.
The Extended Life section: 1 option from PHILIPS. PHILIPS P215WLL is listed in this group.
In the LED (instant-on, long life, energy-saving) grade, PHILIPS supplies 1 part: grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. A representative part number is PHILIPS 1157WLED.
The Standard Replacement section: 1 option from PHILIPS. PHILIPS P215W is listed in this group.
Part numbers include PHILIPS P215WLL, PHILIPS 1157WLED and PHILIPS P215W.
Tail Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | P215WLL | 🇲🇽 MX | Longer Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | P215W | 🇲🇽 MX | View on Amazon |
This table covers the bulbs in the tail lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
PHILIPS supplies both parts for the 2021 Ford Transit Custom.
The Extended Life section: 1 option from PHILIPS. PHILIPS P215WLL is listed in this group.
The Standard Replacement section: 1 option from PHILIPS. PHILIPS P215W is listed in this group.
This group includes PHILIPS P215WLL and PHILIPS P215W.
Buying Electrical Bulb & Socket Parts for a 2021 Ford Transit Custom
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- Confirm you have the 2.2L L4 DIESEL Turbocharged 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, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Parking Lamp Bulb and Brake Light Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2021 Ford Transit Custom?
Our catalog currently lists 8 electrical bulb & socket parts for the 2021 Ford Transit Custom across 4 subcategories and 1 brand, covering the 2.2L L4 DIESEL Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical bulb & socket problems on a 2021 Ford Transit Custom?
Common symptoms include a lamp that flickers over bumps, melted or discolored socket plastic, or bulbs that keep failing early on one side. 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, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
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 Ford Transit Custom 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 Ford Transit Custom?
Every part on this page is matched to the 2.2L L4 DIESEL Turbocharged engine. Then repeated bulb failure in one position usually means a socket or ground problem, not bad bulbs — replace the socket rather than chase it. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Ford Transit Custom
Electrical Bulb & Socket Parts for Other Ford Transit Custom 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.