What to do if J1850 is not detected in Directed DIRECTECHS DS3+ Automobile Accessories?
- EEmily ArmstrongSep 23, 2025
If J1850 is not detected, check the J1850 wire connection. Wake up the data bus by turning the ignition on and try again.

What to do if J1850 is not detected in Directed DIRECTECHS DS3+ Automobile Accessories?
If J1850 is not detected, check the J1850 wire connection. Wake up the data bus by turning the ignition on and try again.
Why is speed detected when trying to shut down Directed DIRECTECHS DS3+ Automobile Accessories?
The vehicle was detected as moving, preventing the system from shutting it down.
How to fix CAN1 not detected error in Directed DIRECTECHS DS3+?
The CAN1 Tan and Tan/Black wire connections need to be checked. Try waking up the data bus by turning the ignition on and trying again. If your installation doesn't need this connection, you can skip this step by pressing the programming button 5 times.
How to troubleshoot Directed DIRECTECHS DS3+ Automobile Accessories module with no power?
First, check that the D2D harness is correctly connected and that there's 12 Volts present between the red and black wires. If the voltage is correct, the module might be defective.
What to do if bypass data is not detected in Directed DIRECTECHS DS3+ Automobile Accessories?
Check the bypass line connection. If you're using more than one wire, ensure they aren't inverted. Also, make sure the vehicle still works correctly with the factory key.
What to do if J1850 is not detected on Directed DIRECTECHS DS3+?
Check the J1850 wire connection. Try waking up the data bus by turning the ignition on and trying again.
How to fix Directed DIRECTECHS DS3+ when CAN bus incorrectly detected?
Verify the CAN1 and CAN2 connections. Refer to “Installation (wiring diagrams & vehicle wiring reference charts)” to check the connections.
What causes bypass processing error in Directed DIRECTECHS DS3+ Automobile Accessories?
The bypass calculation failed. Reset the module and try again. If the condition persists, please contact Technical Support.
What does it mean if Directed Automobile Accessories smart key was not detected?
The smart key was not detected, which prevents the system from shutting down the vehicle.
Why is the OBDII feature not supported on my Directed DIRECTECHS DS3+?
The diagnostic data bus was not detected, so the SmartStart features will be limited.
| Type | Remote Start System |
|---|---|
| Channels | 3 |
| Remote Confirmation | Yes |
| Weight | 0.5 lbs |
| Relay Outputs | 3 |
| Compatibility | Compatible with most vehicles |
| Voltage Range | 12V |
| Operating Temperature | -40°F to 185°F |
| Outputs | 12-pin harness |
Explains web, desktop, and mobile app configuration options for the DS3/DS4+ modules.
Discusses firmware updates, installation notes, and critical warnings for the installation.
Table mapping vehicle models to keyless access control unit locations.
Details for connecting the optional starter disable feature.
Wiring details for the 8-pin data harness (H1).
Wiring details for the 22-pin analog input/output harness (H2).
Wiring details for the 12-pin main harness (H3).
Wiring details for the 10-pin relay harness (H4) and 2-pin RF port harness (H5).
Wiring details for the 4-pin D2D harness (H6) and 2-pin sensor harness (H7).
Instructions for entering and completing the remote pairing process.
Details on temperature sensors, combo sensors, and RF systems.
Information on using the system with Directed SmartStart.
Configuring manual transmission ready mode initialization and completion sequences.
Using programmable outputs for clutch bypass or starter functions.
Additional connection requirements for manual transmission.
Interpreting LED indicators during module programming and error codes.
Understanding LED feedback for synchronization, status, commands, and shutdown codes.
Steps for tach learning with data or hardwired tach sources.
Instructions for initializing and using Virtual Tach for remote start.
Special settings for hybrid vehicles when using Virtual Tach.
Methods for sending commands like lock, unlock, and remote start.
Procedure for seamless vehicle takeover after remote start.
Explains vehicle takeover and pit stop/idle mode features.
Overview of features controllable via the SmartStart application.












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