Electric Drive Inverter Transistor Module Fault
The high-voltage drive inverter detected an internal hardware breakdown tracking improper power waves across its switching transistors. This represents physical circuit degradation inside the gate driver assembly, causing sudden loss of drive propulsion.
Estimated Cost
$2,400
Repair Time
Dealer visit required
Difficulty
Dealer Only
Can I Fix This Myself?
Professional Service Recommended
This repair involves high-voltage components or specialized equipment.
What professionals will use:
Use the diagnostic wizard below to gather information for your mechanic, then find a local EV specialist using the ad below.
Step-by-Step Fix Instructions
- 1
Check for pending OTA updates that increase sensor monitoring frequency.
- 2
Check for active manufacturer safety campaigns or recalls covering this production year.
- 3
Arrange towing directly to a brand-certified depot — lethal voltage stored inside drive assembly.
- 4
Perform full HV drain-down protocol and disconnect DC bus lines.
- 5
Unbolt drive unit cooling lines and cap to prevent coolant spillage.
- 6
Replace failing power delivery unit with revised Gen 4 HV motor inverter assembly.
Check Your Warranty Before Paying
Federal law requires EV battery warranty coverage for 8 years / 100,000 miles minimum. Many manufacturers offer 10-year coverage. An authorized dealership can confirm coverage for your VIN at no charge.
Step-by-Step Diagnostic Wizard
Answer each question to narrow down the root cause of your P1B0E fault.
Check Limited Power Mode
Step 1 of ~6
Note whether the vehicle is displaying a "Limited Performance" message or a reduced power indicator on the Lucid Glass Cockpit.
Is the vehicle currently in Limited Performance mode with reduced acceleration?
Need hands-on help?
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