Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2020PRIUS PRIME LIMITEDREPAIR AND DIAGNOSISBRAKESANTI-LOCK BRAKESELECTRONICALLY CONTROLLED BRAKE SYSTEM - DIAGNOSTIC CODES (1 OF 3)
2020 Toyota Prius Prime Limited
Electronically Controlled Brake System - Diagnostic Codes (1 Of 3)
2020 Toyota Prius Prime LimitedSECTION Electronically Controlled Brake System - Diagnostic Codes (1 Of 3)
- Electronically Controlled Brake System
- Vehicle Control History [09/2016 - ]
- DTC C1202: Master Reservoir Level Malfunction [09/2016 - ]
- DTC C1203: ECM Communication Circuit [09/2016 - ]
- DTC C120F: Open in Master Reservoir Level Switch Circuit [09/2016 - ]
- DTC C1210: Zero Point Calibration of Yaw Rate Sensor undone; DTC C1336: Zero Point Calibration of Deceleration Sensor undone [09/2016 - ]
- DTC C1211: SLA Linear Solenoid; DTC C1212: SLR Linear Solenoid; DTC C1225: SA1 Solenoid Circuit; DTC C1226: SA2 Solenoid Circuit [09/2016 - ]
- DTC C1214: Hydraulic Control System Malfunction [09/2016 - 01/2018]
- DTC C1214: Hydraulic Control System Malfunction [01/2018 - 12/2018]
- DTC C1214: Hydraulic Control System Malfunction [12/2018 - 05/2019]
- DTC C1214: Hydraulic Control System Malfunction [05/2019 - ]
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.