Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC U3006-17 (VSA Control Unit)
DTC U3006-17 : Power Source Failure for ECU (High Voltage)
NOTE: Before you troubleshoot, review the general troubleshooting information .
| DTC Description | DTC |
|---|---|
| U3006-17 Power Source Failure for ECU (High Voltage) |
DTC (VSA)
- Problem verification
-1. Turn the vehicle to the ON mode.
-2. Clear the DTC with the HDS.
-3. Turn the vehicle to the OFF (LOCK) mode, then to the READY TO DRIVE mode.
-4. Check for DTCs with the HDS.
DTC Description DTC U3006-17 Power Source Failure for ECU (High Voltage) Is DTC U3006-17 indicated?
YES
The failure is duplicated. Go to step 2.
NO
Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting .
- VSA modulator-control unit check
-1. Check the parameter(s) below with the HDS.
Signal Threshold Current conditions Values Unit Values Unit BATTERY VOLTAGE More than 16.5 V Do the current condition(s) match the threshold?
YES
Check the 12 volt battery , and check the electric powertrain system DTCs .
NO
Check for loose terminals and poor connections in the VSA modulator-control unit 46P connector. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting. If they are OK, replace the VSA modulator-control unit .
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.