2004 Saturn Ion Remote start
Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=69436
Printed Date: May 18, 2025 at 3:20 PM
Topic: 2004 Saturn Ion Remote start
Posted By: autoobsessionny
Subject: 2004 Saturn Ion Remote start
Date Posted: December 29, 2005 at 12:29 AM
Does anyone have the tech info on this car? Specifically the wiring diagram for the passlock/key sense/Ignition wires for this car. ------------- Auto Obsession
Replies:
Posted By: chris354
Date Posted: December 29, 2005 at 12:41 AM
12volts | red (40A), red (30A) | + | pins 37 and 34, BCM C1 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Starter | yellow (not for remote start) | - | pin 66, large plug, ECM | Notes: The ECM (Engine Control Module) is on the driver side of engine compartment, near coolant over flow container.
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. | Second Starter | N/A | | | Ignition | dk. blue | + | ign harn. or pin 7, BCM C4 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Second Ignition | see starter wire notes | | | Third Ignition | N/A | | | Accessory | brown | + | ign harn. or pin 6, BCM C4 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Second Accessory | N/A | | | Keysense | see starter wire notes | | | Power Lock | white | - | pin 33, BCM C3 | Notes: Lock is a straight negative trigger. Unlock is negative trigger thru a 1.5K ohm resistor. MUST use relays.
The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Power Unlock | same as power lock wire | | | Lock Motor | gray | 5wi | pin 51, BCM C3 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Unlock Motor | tan | 5wi | pin 2, BCM C3 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Parking Lights+ | brown | + | switch or pin 2, BCM C4 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Parking Lights- | N/A | | | Hazards | lt. blue | - | switch or pin 40, BCM C4 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Turn Signal(L) | lt. blue (F), yellow (R) | + | pins 44 and 43, BCM C3 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Turn Signal(R) | dk. blue (F), dk. green (R) | + | pins 46 and 45, BCM C3 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Reverse Light | lt. green | + | harness under driver seat | Door Trigger | lt. grn/blk (D), lt. blue (P) | - | pins 45 and 44, BCM C4 | Notes: Use both wires and diode isolate each.
The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Dome Supervision | white | - | pin 11, BCM C3 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Trunk/Hatch Pin | ORANGE / black | - | light in trunk | Notes: On models with keyless entry it is also dk. green, pin 35, in the BCM C3. | Hood Pin | N/A | | | Trunk/Hatch Release | BLACK/ white | + | switch or pin 1, BCM C3 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin 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 | | | Tachometer | white or orange | ac | pin B or G at ign ctrl mod | Notes: The ignition control module is on the top left of the engine, next to the oil fill cap. | Wait to start | N/A | | | Brake Wire | lt. blue | + | switch or pin 8, BCM C2 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Parking Brake | lt. blue | - | switch or pin 43, BCM C4 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin gray plug. | Horn Trigger | black | - | switch or pin 33, BCM C4 | Notes: The BCM (Body Control Module) is part of the fuse/relay box in the lower center of the dash, just below the HVAC control assembly. It has the following connectors: C1-37 pin black plug, C2-38 pin gray plug, C3-56 pin black plug, C4-56 pin gray plug, and C5-6 pin 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 #: 555L | Notes: If using the 555L, refer to DirectFax document 1610 for remote start interface information. | Interface Module: | Category: Door Lock Interface | Required: Yes | Type: Multiplex | Part #: 456LW | https://directechs.com/techtips/pdfs/resources/security/directed_techtips/1610.pdf
Posted By: autoobsessionny
Date Posted: December 29, 2005 at 12:49 AM
Thanks alot for the quick response
------------- Auto Obsession
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