Directed Directechs DB3 Manuel utilisateur
DB3 403.FORD1
v4.22
2005 Mercury Grand Marquis
Introduction 3
Vehicle function compatibilities 4
Pre-installation and application warnings 5
Wiring diagram 6
Locating components in the vehicle 7
Vehicle connections 8
Module programming 11
2-Key programming NO Key2GO 11
1-Key programming using Key2GO 12
Key2GO 13
Disarm testing 14
Connecting the module 14
LED diagnostics and troubleshooting 16
Soft reset 18
Hard reset 18
Feature programming 19
Feature and option list 20
Limited one year consumer warranty 21
Quick reference guide 22
Contents
3403.FORD1 4.22 2005 Mercury Grand Marquis
©2022 VOXX•DEI LLC. All rights reserved.
Introduction
DB3 is an all-in-one door lock and override module.
Warning!
This module can only be flashed and configured using DirectLink at www.directechs.com or using the Directechs
Mobile application for smartphones. Refer to “Connecting the module” for more information.
4403.FORD1 4.22 2005 Mercury Grand Marquis
©2022 VOXX•DEI LLC. All rights reserved.
Vehicle function compatibilities
This section lists all the functions compatible with this vehicle for the installation illustrated in this guide.
Note: The telematics features listed below (with an asterisk) ONLY apply when using SmartStart.
Disarm Factory Security
Ford Key2Go (40-bit keys only)
Key2GO
Immobilizer Bypass-Data No Key Req'd
RAP Shut Down (Retained ACC Power)
Remote Start Takeover
SmartStart
5403.FORD1 4.22 2005 Mercury Grand Marquis
©2022 VOXX•DEI LLC. All rights reserved.
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
Keys required for
programming 1 or 2 Keys required for
operation 0
Key2GO is required if only one master key is available. You can program the interface without the need for Key2GO if
two master keys are present.
Unless specified otherwise, all connectors are displayed from the wire side, with the exception of the OBDII diagnostic
connector.
Refer to the "Vehicle connections" following the installation diagram.
General notes: This section highlights important information for this specific firmware.
[1] Tach wire is an optional connection required on some remote starters, which do not support a tach signal in D2D.
[2] The installation of an aftermarket hood pin is ONLY required on vehicles that are NOT equipped with a factory hood pin.
[3] If present, CAN connections are ONLY required is using in conjunction with SmartStart.
[4] Connections ONLY required on vehicles with (+) Accessory 2 and / or (+) Accessory 3.
6403.FORD1 4.22 2005 Mercury Grand Marquis
©2022 VOXX•DEI LLC. All rights reserved.
Refer to "Pre-installation and application warnings" for important information, such as the description of each special note referenced in the diagram ( ).
(-) Ground: Brown/Red: 12
(-) RAP Off Output: Yellow/Red: 11
RX: Orange/Black: 11
TX: Yellow/Black: 10 9: Pink: (+) Ignition Input
1412
10 42
(-) Ground
(+) 12V Input
(+) Brake Input
(-) Lock Output
(-) Unlock Output
(+) Starter Output
(+) Parking Lights Output
(+) Ignition Output
Connect to vehicle
Go to www.di-
rectechs.com for more
information on
vehicle-specific wiring
connections.
TX Ignition
31
3
2
1
4
2
4
RX
4
TX
3
Ground2
Ignition1
4
3
2
1
D2D Port
(AC) Tach Input
XKD2D65
Wiring diagram
HS CAN Low: Orange/Brown: 6
HS CAN High: Orange/Green: 5
16
8
9
1
HS CAN High: White/Lt.Green or White/Blue, pin 6
OBDII Diagnostic Connector,
under Driver Dash
(connector side view)
HS CAN Low: Pink/Lt.Green or White, pin 14
(-) Hood Pin Input
Passive Anti-Theft Security System (PATS) connectors (wire-side view)
See Vehicle Connections for more information.
OR
(-) Driver
Door Trigger
(+)12V Input: Brown: 7
(+) Ignition Output: Yellow: 8
(+) Accessories 1,2,3 Outputs
(-) Trunk Release Output (if equipped)
8403.FORD1 4.22 2005 Mercury Grand Marquis
©2022 VOXX•DEI LLC. All rights reserved.
Vehicle connections
The connection information listed below is specific to the 2005 Mercury Grand Marquis. Refer to “Pre-installation and application warnings” for a list of important notes.
Data 14-pin blue connector (H1)
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color
H1/1 Light Green No Connection No Connection
H1/2 Violet/Yellow No Connection No Connection
H1/3 Tan/Black No Connection No Connection
H1/4 Tan No Connection No Connection
H1/5 Orange/Green (DATA) HS CAN High [3] OBD-Data Link Connector, black 16 pin plug, pin 6 Data White/Lt. Green
H1/6 Orange/Brown (DATA) HS CAN Low [3] OBD-Data Link Connector, black 16 pin plug, pin 14 Data Pink/Lt. Green
H1/7 Brown Relay N.O. (+) 12 Volt Input Ignition Switch, gray 10 pin plug, pin 9 + Red (25A)
H1/8 Yellow Relay COM (+) Ignition Output Ignition Switch, gray 10 pin plug, pin 1
Remote Starter
+ Violet/Orange
H1/9 Orange/Yellow Relay N.C. No Connection No Connection
H1/10 Orange/Red Relay N.C. No Connection No Connection
H1/11 Yellow/Red Relay COM (-) RAP Off Output LCM right of steering column, gray 22 pin plug, pin 11 - dk. blue
H1/12 Brown/Red Relay N.O. (-) Ground (chassis ground)
H1/13 Red (+) W2W Only - 12 Volt Ignition Switch, gray 10 pin plug, pin 9 + Red (25A)
H1/14 Black (-) W2W Only - Ground (chassis ground)
Output 12-pin red connector (H2)
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color
H2/1 Black/White No Connection No Connection
H2/2 Green/Black No Connection No Connection
H2/3 Green/White No Connection No Connection
H2/4 Red/Black No Connection No Connection
H2/5 Violet/White No Connection No Connection
H2/6 Gray No Connection No Connection
H2/7 Gray/Black No Connection No Connection
H2/8 Violet/Green No Connection No Connection
H2/9 Violet/Brown No Connection No Connection
H2/10 Yellow/Black (DATA) TX PATS Transceiver on ignition switch, black 4 pin plug, pin 3 Data White/Lt. Green
H2/11 Orange/Black (DATA) RX PATS Transceiver on ignition switch, black 4 pin plug, pin 4 Data Gray/Orange
H2/12 Blue/Red No Connection No Connection
Input 10-pin black connector (H3)
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color
9403.FORD1 4.22 2005 Mercury Grand Marquis
©2022 VOXX•DEI LLC. All rights reserved.
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color
H3/1 Green (-) W2W Only - Lock Input Remote Starter
Must use a diode.
H3/2 Blue (-) W2W Only - Unlock Input Remote Starter
Must use a diode.
H3/3 Red/White (-) W2W Only - Trunk Input Remote Starter
H3/4 White/Violet No Connection No Connection
H3/5 Violet/Black No Connection No Connection
H3/6 White/Black No Connection No Connection
H3/7 Pink/White No Connection No Connection
H3/8 Violet No Connection No Connection
H3/9 Pink (+) Ignition Input Ignition Switch, gray 10 pin plug, pin 1
Remote Starter
+ Violet/Orange
H3/10 Blue/White (-) W2W Only - Ground When Running (Status) Input Remote Starter
D2D 4-pin white connector (H4)
Module
Conn./Pin Color Description
H4/1 Blue (Data) TX
H4/2 Black (-) Ground
H4/3 Green (Data) RX
H4/4 Red (+) 12 Volt
RF 2-pin white connector (H5)
Module
Conn./Pin Color Description
H5/1 N/A No Connection
H5/2 N/A No Connection
10 403.FORD1 4.22 2005 Mercury Grand Marquis
©2022 VOXX•DEI LLC. All rights reserved.
Additional remote start connections
(Not all of these connections may be required for your installation. Refer to the wiring diagram for vehicle-specific connections.)
Wire Connects To
Wire Location (+/-) Wire Color
12 Volts Ignition Switch, gray 10 pin plug, pin 9 + Red (25A)
Accessory Ignition Switch, gray 10 pin plug, pin 7 + Gray/Yellow
Brake Wire brake pedal switch + lt. green/red
Hood Pin Not Applicable
Ignition Ignition Switch, gray 10 pin plug, pin 1 + Violet/Orange
Parking Lights LCM right of steering column, black 16 pin plug, pin 4 + brown
Power Lock driver kick, door harness 5 wire or
+
pink/yellow
Power Unlock driver kick, door harness 5 wire or
+
pink/lt. green
Second Accessory Ignition Switch, gray 10 pin plug, pin 6 + White/Lt. Blue
Starter Ignition Switch, gray 10 pin plug, pin 10 + Dk. Green
Tachometer any ignition coil or fuel injector ac NOT red or white/red
Third Accessory Ignition Switch, gray 10 pin plug, pin 5 + White/Violet
Trunk/Hatch Release driver kick, harness to rear 5wi violet/yellow
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