Where Is the DCM in a 2019 Toyota RAV4?

The DCM — the Data Communication Module, part of Safety Connect / Connected Services — is the module our bypass harness plugs into. Finding it is the only tricky part of the install. Pick your vehicle and we will show you where it lives and what has to come apart to reach it.

Not sure whether your vehicle even has one? Look for an SOS or Call Toyota button near the rear-view mirror or in the overhead console. No button means no DCM — and no need for the bypass harness.

Short answer

Behind the centre dash, under the radio and climate controls.

We have not verified the disassembly for this vehicle yet - ask us before you plan the job.

DCM (Telematics Module) LocationAutoHarnessHouse.com2019-2019 Toyota RAV4 (including Hybrid)CARGODASHGLOVEBOXCONSOLEshifterDRIVERPASS.FRONT OF VEHICLEVIEW A — looking down1DCMVIEW B — dash from the seatWHERE IT ISIn the centre stack behind the dash, belowthe radio and behind the climate controls.HOW TO GET TO ITWe do not have a verified factory removalprocedure for this vehicle yet. Thelocation above is confirmed, but check aservice manual for your exact model - oremail us and we will help you plan thedisassembly before you start.DIFFICULTYWe have not verified the disassembly forthis vehicle yet - ask us before you planthe job.No SOS button near the rear-view mirror or overhead console means the vehicle was built withoutSafety Connect - there is no DCM to bypass and this kit is not needed. The 2019 RAV4 is achange-over year: Toyota used BOTH DCM connectors on it, and there is no build-date rule thatseparates them, so go by the connector itself. White 38-pin: AHH-DCM92. Grey 34-pin and flat:AHH-DCM77. Photograph it before you order and we will confirm which one you need. (2018 and earlierRAV4 have no DCM at all.)Schematic drawing, not to scale. Original illustration © AutoHarnessHouse.comautoharnesshouse.com/dcm-location.php?y=2019&m=Toyota%20RAV4autoharnesshouse.com

Where it is

In the centre stack behind the dash, below the radio and behind the climate controls.

How to get to it

We do not have a verified factory removal procedure for this vehicle yet. The location above is confirmed, but check a service manual for your exact model - or email us and we will help you plan the disassembly before you start.

No SOS button near the rear-view mirror or overhead console means the vehicle was built without Safety Connect - there is no DCM to bypass and this kit is not needed. The 2019 RAV4 is a change-over year: Toyota used BOTH DCM connectors on it, and there is no build-date rule that separates them, so go by the connector itself. White 38-pin: AHH-DCM92. Grey 34-pin and flat: AHH-DCM77. Photograph it before you order and we will confirm which one you need. (2018 and earlier RAV4 have no DCM at all.)

The bypass harness for this vehicle

Our bypass kit disconnects the DCM without losing your front right speaker or the hands-free Bluetooth microphone — the two things that stop working if you simply unplug the module.

See the AHH-DCM92 DCM bypass harness »

Still cannot find it, or your trim looks different? Email us with your year, model, and a photo of your dash and we will point you straight at it.


Vehicles we have mapped so far

We are adding vehicles as we confirm them. Do not see yours? Ask us — that is how this list grows.


Looking for the harness itself? AHH-DCM77 (2020 and newer)AHH-DCM92 (2016-2020).


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