Electric Motor B Circuit Malfunction

What This Means

The secondary electric motor (often the generator/starter motor in hybrids) has a circuit malfunction.

Common Symptoms

Hybrid system warning light
Reduced EV range
Power limitation
Check engine light on

Common Causes

Battery cell degradation
Inverter failure
Motor winding damage
Cooling system issue
High-voltage wiring fault

Estimated Repair Cost

$500 – $5000

Parts and labor (varies by vehicle and location)

Difficulty:Professional

Need This Fixed?

Find certified mechanics near you who can diagnose and repair P2907.

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.