Pre-Installation And Application Warnings; Installation; Wiring Diagram - Directechs DB3 Installation Manual

Pre-installation and application warnings

Firmware notes: This section highlights important information for this specific firmware and will assist in pricing
accordingly, as well as bringing awareness to any operational or vehicle limitations.
T-Harness
compatible
Š There are two possible installation methods for the Audi Q7. The alternative wiring diagram can be found following the wiring
diagram. Choose the install that is more convenient and refer to Vehicle connections.
Š This firmware does not support transponder override. One (1) programmed OEM key must be wired into the vehicle to complete the
installation of a remote starter.
Š The hazards lights will flash if alarm is triggered or if Car Finder is activated. Also, they will flash every 5 seconds during runtime;
however, they are not supported for the diagnostics lights.
A Note Regarding Climate Controls: Audi climate controls are key memory sensitive. This means that the last key used to operate
Š
the vehicle will determine the setting for the climate controls. In order to make changes to environment control settings, the following
procedure is necessary:
1) Remote start the vehicle.
2) Make your climate control adjustments, ensuring NOT to use the AUTO mode on the control panel as this makes the Audi adjust
its HVAC settings based on external factors such as engine temperature.
3) When the adjustments are complete, turn off the vehicle starter, either by remote or footbrake.
Š To remote start the engine, the hood, the hatch and all doors must be closed.
Š Unless specified otherwise, all connectors are displayed from the wire side, with the exception of the OBDII diagnostic connector.
Š Refer to the "Vehicle connections" following the installation diagram.
General notes: This section highlights important information for this specific firmware.
The installation of an aftermarket hood pin is ONLY required on vehicles that are NOT equipped with a factory hood pin or if NOT
[1]
supported in Data.
Tach wire is an optional connection required on some remote starters, which do not support a tach signal in D2D.
[2]
For Key Wrap instructions refer to "Immobilizer interface with OEM immobilizer receiver".
[3]
The correct brake activation wire will test as 0.6V with the ignition ON and 12V with the brake pedal depressed with ignition ON.
[4]
Failure to identify the correct wire will cause permanent damage to the interface.
4
403.VW08 1.39 2020 Audi Q7 (Smart Key)
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Keys
Keys required
1
required for
for operation
programming
1