Knox Keysecure 3b Installation Manual Hot — [patched]

The wiring harness features a 6-pin Molex-style connector that plugs directly into the back of the KeySecure 3B. Wiring must be completed with high-quality automotive crimps or solder, then insulated with heat-shrink tubing. Wiring Harness Pinout Configuration Pin Number Wire Color Connection Destination Constant Power (+12V DC) Fused battery source (Always Alive) Pin 2 Ground (GND) Vehicle chassis ground or negative bus bar Pin 3 Ignition Sense Switched ignition source (+12V only when key is ON) Pin 4 Auxiliary Output Optional connection to vehicle alarm or telemetry Pin 5 RS-232 TX (Data Transmit) Optional programming/diagnostic port connection Pin 6 RS-232 RX (Data Receive) Optional programming/diagnostic port connection Step-by-Step Electrical Installation

: Contains a 1-pole Normally Open (Form A) relay rated for 3 amps at 30V DC, which can be used to activate an optional strobe light. 3. Initial Setup & Operation

Knox KeySecure 3B Installation & Master User Guide: Complete Thermal Management & Step-by-Step Setup knox keysecure 3b installation manual hot

Ensure the vehicle electrical system aligns with the following electrical tolerances to prevent damage to the internal logic boards:

The KeySecure 3B has tamper-resistant features that require specific tools to open. You will need the supplied and a tamper-proof security hex wrench . The wiring harness features a 6-pin Molex-style connector

Never mount the unit directly on top of the dashboard or against windows where greenhouse heat amplification occurs.

Ensure the unit is securely attached to prevent movement or theft. B. Surface Mounting to an Interior Wall Never mount the unit directly on top of

Device history is retrieved by connecting a laptop via an interface cable or a 6-pin miniature DIN connector.

Even with proper installation, issues can arise. Here are common problems and solutions: