Analog Harness (H3), 18-Pin White Connector; Mc501 Harness (H4), 8 Thick-Gauge Wires (Optional) - Directed Directechs MIT2 Installation Manual

Analog harness (H3), 18-pin white connector

Conn./Pin Color
H3/1 Lt. Blue/Red
H3/2 Black/White
H3/3 Gray
H3/4 N/A
H3/5 Gray/Black
H3/6 Violet/White
H3/7 Dark Blue
H3/8 Brown/Black
H3/9 Red/White
H3/10 White/Green
H3/11 Yellow/Green
H3/12 Blue/Red
H3/13 Light Blue
H3/14 Pink/Yellow
H3/15 Dark Green
H3/16 Brown/White
H3/17 Brown
H3/18 Blue/White

MC501 harness (H4), 8 thick-gauge wires (optional)

Conn./Pin Color
H4/1 Pink/White
H4/2 Red/White
H4/3 Pink
H4/4 Red
H4/5 Orange
H4/6 Red
H4/7 Green
H4/8 Violet
1. If these outputs are not used by the firmware, they can be configured by the installer when the module is flashed. Note that they are low current and a relay
may be necessary.
2. These connections are only required if the corresponding statuses are not supported by the firmware. See "Vehicle application guide" on page 5 for a
list of compatible features.
7
Description
No Connection
(-) Parking Brake Input (manual transmission)
(-) Hood Input
2
No Connection
(+) Glow Plug Input
2
(AC) Tach Input
2
No Connection
1
(-) Horn
1
Trunk Release
1
(-) Door Input
2
(+) Door Input
2
No Connection
(-) Trunk Trigger Input
2
(-) Activation (start) Input
(-) Door Lock Output
1
(+) Brake Input
2
(+) Siren Output
1
(-) Ground When Running (status) Output
Description
(+) Ignition 2/Flex Relay Output
3
(+) Fused (30A) Ignition 2/Flex Relay Input
(+) Ignition Output (also input to Yellow in ribbon cable)
(+) 12 Volt (battery) Input
(+) Accessory Output
(+) 12 Volt (battery) Input
Starter Input (from key switch)
4
(+) Starter Output (to starter)
2
1
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