Directed Directechs DB3 User manual

403.CHRYSLER2
v3.13
2003 Jeep Liberty
Functions compatible with the 2003 Jeep Liberty
Arm Factory Security
Brake Status (foot brake)
Control of aftermarket alarm with OEM remote
Disarm Factory Security
Door Lock Control
Door Unlock
Driver Priority Unlock
Entry Monitoring ALL Door Pins
Entry Monitoring Trunk/Hatch Pin
Ignition Status
Immobilizer Bypass-Data No Key Req'd
Parking Lights Control
Remote Start Takeover
SmartStart
Tach / RPM Output

Introduction 3
Pre-installation and application warnings 4
Wiring diagram 5
Locating components in the vehicle 6
Vehicle connections 7
Module programming 9
For Convenience-Only programming, see next section. 9
Module programming for convenience only (skip transponder) 10
Connecting the module 10
LED diagnostics and troubleshooting 12
Soft reset 14
Hard reset 14
Feature programming 15
Feature and option list 16
Limited one year consumer warranty 17
Quick reference guide 18
Contents

3403.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. 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.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. 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 1Keys required for operation 0
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] Vehicles with an OEM alarm: When flashing the interface, enable 'With OEM Alarm', under 'Data Configuration'.
[3] A resistor is required for parking lights. Refer to the Vehicle connections section for more details.

5403.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. 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 ( ).
Wiring diagram
532 146
D2D Port
1412
10 42
1 8
169
9: Pink: (+) Ignition Input
XKD2D65
(MUX) Door Lock Output: Violet/Green: 8
(MUX) Door Lock Output: Violet/Brown: 9
J1850: Violet/Yellow: 2
(-) Ground
(+) 12V
(MUX) Parking Lights Output
(MUX) Parking Lights:
Lt.Green/Orange, pin 5
30
86 85 87
87a
BCM
(left end of dash, gray connector)
910 ohm resistor
(+) Ignition Output
(+) 12V Input
(+) Starter Output
Ignition Interrupt (conn. side): Yellow: 8
Ignition Interrupt (vehicle side): Orange/Yellow: 9
(+) Accessory 1 Output
(+) Accessory 2 Output
OBDII
Diagnostic
Connector
(connector side view)
Sentry Key Immobilizer Module
(black connector at ignition switch)
Cut
Immob. Ignition:
Dk.Blue, pin 3
OR
Lock/Unlock
Arm/Disarm
With OEM Alarm
Without OEM Alarm
Refer to Vehicle
connections section for
wire and connector details.
Refer to Vehicle
connections section for
wire and connector details.
J1850: Yellow/Violet or White/Violet, pin 2
(AC) Tach Input
(+) Starter: Yellow or Pink/Orange, pin 6
(+)12V: Red, pin 1
(+) Acc. 1: Black/Orange or Pink/Yellow, pin 8
(+) Acc. 2: Black/White, pin 7
1 2 3 4 5
6 7 8 9 10 Ignition Switch
(black connector at ignition switch)
(+) Ignition: Red/Blue, pin 2
Cut

6403.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. All rights reserved.
Locating components in the vehicle

7403.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. All rights reserved.
Vehicle connections
The connection information listed below is specific to the 2003 Jeep Liberty. 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 (DATA) J1850 OBD-Data Link Connector, black 16 pin plug, pin 2 Data Yellow/Violet (PCI BUS)
H1/3 Tan/Black No Connection No Connection
H1/4 Tan No Connection No Connection
H1/5 Orange/Green No Connection No Connection
H1/6 Orange/Brown No Connection No Connection
H1/7 Brown Relay N.O. No Connection No Connection
H1/8 Yellow Relay COM Ignition Interrupt (conn. side) Sentry Key Immobilizer Module, black 6 pin plug, pin 3 Cut Dk. Blue
H1/9 Orange/Yellow Relay N.C. Ignition Interrupt (vehicle side) Sentry Key Immobilizer Module, black 6 pin plug, pin 3 Cut Dk. Blue
H1/10 Orange/Red Relay N.C. No Connection No Connection
H1/11 Yellow/Red Relay COM No Connection No Connection
H1/12 Brown/Red Relay N.O. No Connection No Connection
H1/13 Red (+) W2W Only - 12 Volt Ignition Switch, black 10 pin plug, pin 1 + Red (40A)
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 (-) W2W Only - Door Output Remote Starter
H2/4 Red/Black (-) W2W Only - Trunk Output Remote Starter
H2/5 Violet/White (AC) W2W Only - Tach Output [1] Remote Starter
H2/6 Gray (+) W2W Only - Brake Output Remote Starter
H2/7 Gray/Black No Connection No Connection
H2/8 Violet/Green (MUX) Door Lock Output [2] Without OEM alarm.
Dash Fuse Box-Junction Block, rear, green 42 pin plug (C2), pin 14
With OEM alarm.
BCM on rear right of dash fuse box, gray 22 pin plug, pin 9
MUX
MUX
Pink/Violet (without OEM
Alarm)
Lt. Green/Orange (with OEM
Alarm)
H2/9 Violet/Brown (MUX) Door Lock Output [2] Without OEM Alarm.
Dash Fuse Box-Junction Block, rear, green 42 pin plug (C2), pin 14
With OEM Alarm.
BCM on rear right of dash fuse box, gray 22 pin plug, pin 9
MUX
MUX
Pink/Violet (without OEM
Alarm)
Lt. Green/Orange (with OEM
Alarm)
H2/10 Yellow/Black No Connection No Connection
H2/11 Orange/Black No Connection No Connection
H2/12 Blue/Red No Connection No Connection

8403.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. All rights reserved.
Input 10-pin black connector (H3)
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color
H3/1 Green (-) W2W Only - Lock Input Remote Starter
H3/2 Blue (-) W2W Only - Unlock Input Remote Starter
H3/3 Red/White (-) W2W Only - Trunk Release Input Remote Starter
H3/4 White/Violet (-) W2W Only - Right Sliding Door Remote Starter
H3/5 Violet/Black (-) W2W Only - Left Sliding Door Remote Starter
H3/6 White/Black (-) Door Lock Type Input No Connection
H3/7 Pink/White (+) W2W Only - Parking Light Input Remote Starter
H3/8 Violet (+) W2W Only - Starter Input Remote Starter
H3/9 Pink (+) Ignition Input Remote Starter
Ignition Switch, black 10 pin plug, pin 2
+ Red/Dk. Blue
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
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, black 10 pin plug, pin 1 + Red (40A)
Accessory Ignition Switch, black 10 pin plug, pin 8 + Black/Orange
Ground (chassis ground)
Ignition Ignition Switch, black 10 pin plug, pin 2 + Red/Dk. Blue
Parking Lights MUX [3] - Must use a resistor - Must use a relay Not Applicable
Second Accessory Ignition Switch, black 10 pin plug, pin 7 + Black/White
Starter Ignition Switch, black 10 pin plug, pin 6 + Yellow
Tachometer [1] Camshaft Position Sensor, top of engine, black 3 pin plug, pin 3 AC Tan/Yellow (2.4L)

9403.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. All rights reserved.
Module programming
Refer to “LED diagnostics and troubleshooting” for more information and for troubleshooting purposes.
For Convenience-Only programming, see next section.
1Ensure vehicle is in a safe location and cannot move forward during programming. For
vehicles equipped with a manual transmission, make sure the gearshift is in the neutral
position.
2
The harnesses must be connected in this exact order:
 1. Connect the 14-pin.
 2. Connect the 12-pin.
 3. Connect the 10-pin.
 4. Connect the 4-pin D2D cable (if being used).
When the LED turns ON solid red, proceed with the next step.
3Insert and turn the key to the ON position. The LED will first flash orange, then will turn ON
solid green or orange for 3 seconds, and it will finally shut OFF.
4Turn the key to OFF, and remove it from the ignition barrel.
You have successfully completed the module programming sequence.

10 403.CHRYSLER2 3.13 2003 Jeep Liberty
©2023 Directed. All rights reserved.
Module programming for convenience features only (skip transponder)
Refer to "LED diagnostics and troubleshooting" for more information and for troubleshooting purposes.
1Ensure vehicle is in a safe location and cannot move forward during programming. For vehicles
equipped with a manual transmission, make sure the gearshift is in the neutral position.
2
The harnesses must be connected in this exact order:
1. Connect the 14-pin.
2. Connect the 12-pin.
3. Connect the 10-pin.
When the LED turns on solid red, proceed with the next step.
Solid
Connect
1412
10 42
3Press the programming button five (5) times.
The LED turns ON solid orange.
Solid
Press &
Release x5
4Turn the ignition ON and wait until the LED turns OFF. START
Key IN
ON
OFF
Off
5Turn ignition OFF and remove the key from the ignition barrel.
START
Key OUT
ON
OFF
You have successfully completed the module programming sequence.