KENWOOD KNA-SPM100 Speed Pulse Generator User Guide
- June 5, 2024
- KENWOOD
Table of Contents
KENWOOD KNA-SPM100 Speed Pulse Generator User Guide
Connections
- Red Wire – Connect to 12V Switched Power
- Black Wire – Connect to Ground
- Purple / Wire – Connect to Receiver’s Pink Speed Sense Wire
- OBD-II Plug – Connect to Vehicle’s OBD-II Plug
- Molex Plugs – Connect all to KNA-SPM100 Interface
Installation Instructions
- Power Receiver On.
- The KNA-SPM100 interface LED will blink RED 2 times, then OFF.
- The KNA-SPM100 has successfully programmed and is ready for use.
If the KNA-SPM100 interface did not blink RED 2 times, then OFF.
FAQ & Troubleshooting
LED Diagnostics
LED Blinks RED Indefinitely
- KNA-SPM100 did not receive a response from the vehicle.
- This means that the KNA-SPM100 is not compatible with that vehicle.
- CAN wires are disconnected.
- Verify CAN wire connections.
LED Blinks RED/GREEN During that Ignition Cycle
- KNA-SPM100 has detected another OBD-II device, MRR, or another radio replacement interface module communicating on the bus
- The KNA-SPM100 cannot be used in conjunction with another OBD-II device or MRR (please refer to the MRR or radio replacement interface instructions for vehicle speed pulse connection).
FAQ
How can I verify if a vehicle is compatible?
- Verify that the vehicle’s year of production is 2008+ and has an OBD-II plug.
- The KNA-SPM100 will not work If the vehicle doesn’t allow a scan tool to be plugged into it while the vehicle is turned on and/or while driving. Vehicle’s that may exhibit this symptom typically include high-end European models.
- Ultimately, the only other way to verify if the KNA-SPM100 is compatible is to connect it to a vehicle and verify the LED sequence.
Receiver Messages
If you are still receiving a message like this when attempting to use Wireless Apple CarPlay while the vehicle is in motion:
- The receiver is not receiving a proper and/or any vehicle speed information.
- The GPS antenna is not connected or an incorrect GPS antenna is being used.
Disclaimer
The KNA-SPM100 provides a simplified method for obtaining a vehicle’s speed pulse information. It requests a vehicle’s speed using OBD-II and then generates a speed pulse to be provided to the receiver.
- Compatible with most vehicles 2008 – Present
- Pre-programmed to work once installed
- Small footprint for easy installation
- Simple 3-wire hookup and OBD-II connection cable
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>