Directed Directechs DB3 Installation Manual - Page 5

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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

Unless specified otherwise, all connectors are displayed from the wire side, with the exception of the OBDII diagnostic

connector.

Refer to "Vehicle connections" following the wiring diagram.

General notes: This section highlights important information for this specific firmware.

Tach wire is an optional connection required on some remote starters, which do not support a tach signal in D2D.

[1]

Locks and trunk release output ONLY required if door locks or trunk are not supported in data.

[2]

Autolights connection on required in vehicles with autolights.

[3]

The Security Light connection is ONLY required if the security light in the vehicle is ON following its remote start. Not

[4]

required on all vehicles.

In the case where a combo security alarm/remote starter is installed and the aftermarket remote is not being used (e.g.

[5]

SmartStart), connect the (-) Rearm Input wire in order to arm the combo system when remote starting the vehicle.

403.TL4 4.00 2012 Lexus IS 350C (Smart Key)

Keys required for

programming

operation