HomeBrandsTeslaSedansdi_a180
di_a180
Moderate
Tesla · Sedans
Vehicle may not restart - 12V battery low
Quick Answer
Error code DI_a180 on your Tesla Sedans means: Vehicle may not restart - 12V battery low. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
T3T3HT3PTSTSLRTSP
Likely Causes
  1. 12V battery has drained below minimum operating voltage
  2. Battery terminals corroded or loose connection
  3. Parasitic drain from accessory devices
  4. Faulty 12V battery charger module
  5. High-voltage system unable to properly charge 12V battery
How to Fix It
1
Check 12V battery voltage with multimeter (should be 13.2V or higher when charging)
2
Inspect battery terminals for corrosion and clean if necessary
3
Perform system soft reset by leaving vehicle unpowered for 15 minutes
4
If issue persists, attempt to charge vehicle via high-voltage charger for 20 minutes
5
If still unresolved, schedule service for 12V battery replacement
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
12V battery replacement kit
Battery terminal cleaning supplies
Multimeter for diagnostics
Related Error Codes
DI_a190BMS_a066BMS_a064CP_a043DI_a166
Video Guides
Loading video guides…
Search more on YouTube →