Printer Friendly Forum Posts - 2005 Cobalt Keyless Entry Wiring

DIRECTWIRE™ WIRING INFORMATION - CHEVROLET / COBALT / 2005 / Keyless Entry

12volts RED / black (50A)   +   BCM, C3, pin D1
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Starter yellow (not for remote start)   -   PCM, blue plug, pin 48 or 46
Notes: The PCM (Powertrain Control Module) is on the driver side fender, in front of the underhood fuse block.

There is a white wire and a WHITE/ black wire at the ignition harness that performs the following: key sense, second ignition, starter, and Passlock resistance. Refer to DirectFax document 1610 for remote start interface information.
Ignition yellow   +   ign harn or BCM, C4, pin D3
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Power Lock white   -   driver kick or BCM, C1, pin 7
Notes: Lock is a straight negative trigger. Unlock is negative trigger thru a 1500 ohm resistor. MUST use relays.

The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Power Unlock same as power lock wire
Lock Motor gray   5wi driver kick or BCM, C3, pin A4
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Unlock Motor tan   5wi driver kick or BCM, C3, pin B1
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Parking Lights+ brown   +   driver kick or BCM, C3, pin A7
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Parking Lights- BROWN / white   -   switch or BCM, C2, pin 5
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Hazards white   -   switch or BCM, C2, pin 9
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Turn Signal(L) lt. blue (F), yellow (R)   +   BCM, C1, pin 35 and C3, pin A9
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Turn Signal(R) dk. blue (F), dk. green (R)   +   BCM, C1, pin 17 and C3, pin A12
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Door Trigger gray/black (D), tan/white (P)   -   each kick or BCM, C1, pins 22 and 19
Notes: Use both wires and diode isolate each.

The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Dome Supervision gray   -   BCM, C3, pin A10
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Trunk/Hatch Release tan   -   switch or BCM, C2, pin 10
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Power Sliding Door N/A
Factory Alarm Arm factory remote only
Factory Alarm Disarm factory remote only
Disarm No Unlock with ignition and Passlock
Horn Trigger tan   -   switch or BCM, C2, pin 14
Notes: The BCM (Body Control Module) is part of the fuse/relay box on the front passenger side of the center console. It has the following connectors: C1-72 pin gray plug, C2-72 pin gray plug, C3-41 pin red plug, and C4-68 pin lt. gray plug.
Memory Seat 1 N/A
Memory Seat 2 N/A
Memory Seat 3 N/A
Interface Module: Category:
Immobilizer Bypass Required:
Yes Type:
Passlock
Part #: 555LW
Notes: Refer to DirectFax document 1610 for remote start interface information.
Standard on all models.


This wiring information is being provided free of charge on an "as is" basis, without any representation or warranty. It is your responsibility to verify any circuit before interfacing with it using a digital multimeter.
Directed electronics, Inc. assumes no responsibility with regards to the accuracy or currency of this information. Proper installation in every case is and remains the responsibility of the installer. DEI assumes no liability or responsibility resulting from improper installation, even in reliance upon this information.

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