Vehicle Connections - Directed Directechs DS3 Installation Manual

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 harness, 8-pin white connector (H1)
Module
Conn./Pin Color Description
H1/1 Tan No Connection
H1/2 Tan/Black No Connection
H1/3 Orange/Brown (Data) HS CAN Low [4]
H1/4 Orange/Green (Data) HS CAN High [4]
H1/5 Lt. Green No Connection
H1/6 Violet/Brown No Connection
H1/7 Orange/Black (Data) RX
H1/8 Yellow/Black (Data) TX
Analog input/output harness, 22-pin white connector (H2)
Module
Conn./Pin Color Description
H2/1 Lt. Green/Black (-) Factory Alarm Arm Output [4]
H2/2 Blue/White (-) Ground When Running (Status) Output
H2/3 Dk. Green/Black (-) Door Lock Output
H2/4 Red/White (-) Trunk Release Output (if equipped)
H2/5 Brown/Black (-) Horn Output
H2/6 Brown/White (-) AUX 1 Output
H2/7 White (+) AUX 1 Output
H2/8 Violet/Black (+) AUX 2 Output
7 933.FORD1 4.17.193.2 2005 Mercury Grand Marquis
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Connects To
Wire Location
No Connection
No Connection
OBD-Data Link Connector, black 16 pin plug, pin 14
Not present in all vehicles.
OBD-Data Link Connector, black 16 pin plug, pin 6
Not present in all vehicles.
No Connection
No Connection
PATS Transceiver on ignition switch, black 4 pin plug, pin 4
PATS Transceiver on ignition switch, black 4 pin plug, pin 3
Connects To
Wire Location
No Connection
No Connection
driver kick, door harness
Must use a relay.
Must use a diode.
This firmware has negative outputs for this function. Vehicles
with positive and/or 5-wire/reverse circuits REQUIRE an
optional relay.
Refer to Tech Tip 1041 - Door lock wiring guide for relay
assistance.
driver kick, harness to rear
Must use a relay.
Must use a diode.
This firmware has negative outputs for this function. Vehicles
with positive and/or 5-wire/reverse circuits REQUIRE an
optional relay.
Refer to Tech Tip 1041 - Door lock wiring guide for relay
assistance.
No Connection
No Connection
No Connection
No Connection
(+/-) Wire Color Connection
Data Pink/Lt. Green Optional
Data White/Lt. Green Optional
Data Gray/Orange Remote Start
Only
Data White/Lt. Green Remote Start
Only
(+/-) Wire Color Connection
5 pink/yellow Mandatory
wire
or +
5wi violet/yellow Mandatory