Connect the thick red wire to a switched 12V source (ignition on). Connect the black ground wire to your prepared chassis point. The V05 draws a peak of 1.8A; do not share this ground with a noisy device like a fuel pump or electric fan.
Before reconnecting the battery, download the Nakara "SpikeDash" app (iOS/Android): nakara v05 redspike install
Even with perfect wiring, you may encounter issues. Based on community threads and Nakara support bulletins: Connect the thick red wire to a switched
| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | Unit powers off above 5,500 RPM | Voltage drop due to thin power wire | Upgrade to 16 AWG supply wire directly from fusebox | | Extreme lean spike on tip-in | TPS slew rate too high for Redspike ADC | Lower the "Transient Throttle Gain" in TuneStudio to 0.85 | | Car goes into limp mode after 10 minutes | CAN bus conflict with OEM stability control | Set "CAN Filter Mode" to "Passive Listen" in advanced settings | | Bluetooth disconnects when headlights are on | Ground loop interference | Install a 10mm ferrite bead on the Redspike power lead | Tuner's note: The V05 will not complete its
The proprietary "Spike Loop" requires you to wire the following in series:
Tuner's note: The V05 will not complete its boot sequence unless it sees a valid wideband signal within 2 seconds of key-on. If you see a flashing red LED, check your wideband ground.