di_a138
Moderate
Tesla · SUVs
Regenerative braking limited
Quick Answer
Error code DI_a138 on your Tesla SUVs means: Regenerative braking limited. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Allow motor controller to cool for 15 minutes
2
Check brake fluid level and condition
3
Verify no brake warning lights are illuminated
4
Perform motor self-test via diagnostics
5
Replace motor controller if fault persists
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
Motor controller
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