Which wires give constant, ignition and ground on a 2019 Honda Odyssey?
On a 2019 Honda Odyssey, take constant power from the White wire at the body control module, upper left of the dash, tan 28-pin plug, ignition from the White wire at the body control module, upper left of the dash, tan 36-pin plug, and ground to clean, bare body metal. Meter every wire first.
Meter every wire before you tap it. Colors change with trim and build date.
OBD-II port:Under the dash, driver sideBest power spot:Body control moduleSystem voltage:12VIgnition type:Push-button
Where do I get constant, ignition and ground on a 2019 Honda Odyssey?
Power is at the body control module, upper left of the dash. White is used on many wires here, so go by plug and meter every one.
Option 1 Constant
Tan 28-pin plug
At the body control module.
Constant
White
Body control module, upper left of the dash, tan 28-pin plug12V battery feed. Several wires on this plug are White, so meter.
Ground
Body ground
Bare metal under the dashNever the battery negative post.
Meter key off and on.
Option 2 Ignition
Tan 36-pin and black 32-pin plugs
Same module.
Ignition
White
Body control module, upper left of the dash, tan 36-pin plugIgnition 1.
Ignition 2
Gray
Body control module, upper left of the dash, black 32-pin plugIgnition 2.
Starter is Green on the tan 36-pin plug. Never tap it.
From Fortin's install guide for the 2018 to 2024 Odyssey (guide 80041).
Where are the turn signal, reverse and light wires on a 2019 Honda Odyssey 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 lightNegative -Not yet checked
White
Body control module, upper left of the dash, tan 28-pin plugGround when the parking lights are on.
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 2018 to 2024 Odyssey (guide 80041).
Where are the brake, door, speed and CAN wires on a 2019 Honda Odyssey for advanced 360 multicam and video telematics installs?
Circuit
Wire color
Location and what it does
HornNegative -Not yet checked
Dark Gray
Body control module, upper left of the dash, blue 36-pin plugHorn input.
CAN dataDataNot yet checked
White (CAN 2 high)
Red (CAN 2 low)
Body control module, upper left of the dash, blue 36-pin plugNever cut or splice the CAN wires.
DoorsNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
BrakeNot 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.
Vehicle speedNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Source: Fortin's install guide for the 2018 to 2024 Odyssey (guide 80041). Turn, headlight, reverse, dome, door, brake and speed wires were not found.
Where are the fuse boxes and ground points on a 2019 Honda Odyssey?
Steering columnKey cylinder plugPower on 2013 to 2017.
DashBody control modulePower on 2018 and newer.
Ground pointsBare body metalNever the battery negative post.
Locations from Fortin's install guides.
Where is the OBD-II port on a 2019 Honda Odyssey?
OBD II
Diagnostic portOBD-II port: under the dash, driver sidePlug-in GPS trackers and OBD harnesses connect here. Check the port before you plan the install.
Which years share wiring with the 2019 Honda Odyssey?
Changes2018New generation with push-button start and different plugs.
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This page covers the 2019 Honda Odyssey minivan.
The wire colors come from Fortin's install guide, read wire by wire. Our own team has not yet metered these on a 2019 Odyssey.
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 vehicle in front of you.
Common questions about 2019 Honda Odyssey wiring
What wire is constant power on a 2019 Honda Odyssey?
White at the body control module, upper left of the dash, tan 28-pin plug. 12V battery feed. Meter it before you tap it.
What wire is ignition on a 2019 Honda Odyssey?
White at the body control module, upper left of the dash, tan 36-pin plug. Ignition 1. Meter it before you tap it.
Which years share wiring with the 2019 Honda Odyssey?
2018, 2020, 2021, 2022, 2023, 2024. Fortin uses the same guide for these years.
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 2019 Honda Odyssey 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 2019 Honda Odyssey 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 vehicle, 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.
