Which wires give constant, ignition and ground on a 2023 Ram ProMaster?
On a 2023 Ram ProMaster, take constant power from the Red/Light Green wire at the green 60-pin plug at the dash fuse box, and ground to the Black wire at the green 60-pin plug at the dash fuse box. Meter every wire first.
Meter every wire before you tap it. Colors change with trim and build date.
OBD-II port:White 16-pin port, location not confirmedBest power spot:Green 60-pin plug at the dash fuse boxSystem voltage:12VIgnition type:Push-button (this page)
Where do I get constant, ignition and ground on a 2023 Ram ProMaster?
Constant and ground are at the green 60-pin plug on the dash fuse box. No ignition wire color is printed for these push-button vans.
Option 1 Constant and ground
Dash fuse box plug
Green 60-pin plug on the dash fuse box.
Constant
Red/Light Green
Green 60-pin plug at the dash fuse boxAlways hot, 12V. Fortin powers its module from this wire.
Ground
Black
Green 60-pin plug at the dash fuse boxGround at the same plug.
Ignition
Not found
Not foundFortin reads ignition over the data bus, so no ignition wire color is printed. Use a fuse tap for switched power.
Colors from Fortin. The guide does not tie a pin number to each color, so find the color and meter it.
Option 2 Ignition
Fuse tap
For switched power.
Ignition
Fuse tap
Dash fuse boxNo fuse position was found in a source for these years. Meter the slots with the van off, then on, and use an add-a-fuse tap.
Ground
Body ground
Body metal under the dashClean, bare metal only. Never the battery negative post.
Pick a slot that is dead with the van off and hot with it on.
From Fortin's install guide for the 2022 to 2026 ProMaster with push-to-start.
Where are the turn signal, reverse and light wires on a 2023 Ram ProMaster for advanced 360 multicam and video telematics installs?
Circuit
Wire color
Location and what it does
Left turnNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Right turnNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Park lightNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
HeadlightNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
ReverseNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Dome lightNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Each chip shows the main insulation color with its stripe. Source: Fortin's install guide for the 2022 to 2026 ProMaster with push-to-start.
Where are the brake, door, speed and CAN wires on a 2023 Ram ProMaster for advanced 360 multicam and video telematics installs?
Circuit
Wire color
Location and what it does
BrakeNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
DoorsNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Parking brakeNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
HazardNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Vehicle speedNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Start / stop buttonDataNot yet checked
Blue
Green 60-pin plug at the dash fuse boxThe push-button start signal. Never tap it.
CAN dataDataNot yet checked
Green (CAN 1 high)
Brown (CAN 1 low)
Blue (CAN 2 high)
White (CAN 2 low)
Fortin connects these at the white 16-pin OBD-II portTwo CAN pairs. Use a plug-in harness. Never cut or splice the CAN wires. Blue is also the start button color, so go by location.
Source: Fortin's install guide for the 2022 to 2026 ProMaster with push-to-start. Ignition, turn, park, headlight, reverse, dome, brake, door, parking brake and speed wires were not found.
Where are the fuse boxes and ground points on a 2023 Ram ProMaster?
InteriorDash fuse boxThe green 60-pin plug is here, per Fortin. No fuse position for these years was found in a source.
DiagnosticWhite 16-pin OBD-II portCAN 1 and CAN 2, per Fortin.
Ground pointsBlack wire at the green 60-pin plugOr clean body metal. Never the battery negative post.
Locations from Fortin's install guide.
Where is the OBD-II port on a 2023 Ram ProMaster?
OBD II
Diagnostic portOBD-II port: location not confirmedLook under the driver side dash first, and send us a photo if you find it.
Which years share wiring with the 2023 Ram ProMaster?
This page2023ProMaster with push-button start.
Same wiring2022, 2024, 2025, 2026Fortin uses one guide for the 2022 to 2026 push-button ProMaster.
Not this page2019 and older, key-start vansKey-start vans and 2020 and 2021 vans are not covered by this source.
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This page covers the 2023 Ram ProMaster van with push-button start.
The wire colors come from Fortin's install guide, read wire by wire. Only a few plain wires are printed. Our own team has not yet metered these on a 2023 van.
Written by API Signal, fleet GPS and camera installers for 35+ years across Georgia, South Carolina and North Carolina, installing every major telematics and camera brand. Every wire on this page lists its source.
Test every wire with a meter before you tap it
No wiring information is ever guaranteed. Colors and locations change with trim, options and build date, and the manufacturer can change them in the middle of a model year. We share this as a starting point for installers, and you are responsible for confirming every connection on the truck in front of you.
Common questions about 2023 Ram ProMaster wiring
What wire is constant power on a 2023 Ram ProMaster?
Red/Light Green at the green 60-pin plug at the dash fuse box. Always hot, 12V. Meter it before you tap it.
Which years share wiring with the 2023 Ram ProMaster?
2022, 2024, 2025, 2026. Fortin uses one guide for the 2022 to 2026 push-button ProMaster.
Help build this page
Had the panels off on one of these? Show the next installer what you found.
No one has sent photos for the 2023 Ram ProMaster yet, so yours could be the first. Every photo, wire color and tip we use goes on this page with your name on it, and it saves the next installer time under the dash.
1. Snap it
The plugs, tap points, fuse boxes and ground points. Phone photos are fine.
2. Send it
Tap "Add yours" at the top of this page. Your tip and your photos go in the same box.
3. See your name on it
We check every tip, then post it here "Compliments of" you, by name.
Compliments of
The installers who helped build this page.
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Founding contributor spot: openThe first installer to confirm a wire or send photos for the 2023 Ram ProMaster gets their name here, and it stays here.
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Every tip we use gets a creditThe wire you checked is marked "Checked on a truck, compliments of" you.
Want to be famous?
Your name, right on this page, for everyone who uses it to see. Add your tip and your photos in one box.
