Fitment notes: AGM battery required for hybrid system; located in trunk area
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Every control module on the 2020-2026 Toyota Corolla — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
Electric Power Steering Control Module (EPS ECU)2.5 hr R&Raftermarket tool +0.4 hr▸ programming details
📍 Integrated with steering column assembly, under dashboard
🔧 Autel, Launch, or Techstream
⚠️ Steering angle sensor zero-point calibration required after replacement
📍 Rear cargo area, driver side trim panel or behind rear bumper
🔧 Autel, Launch, or Techstream
⚠️ Sensor calibration required after replacement; if equipped
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 2025 Toyota Corolla 1.8L I4 Hybrid and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.