Home >> Toyota >> 2017 >> Prius Four >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (Nickel Metal Hydride) - Diagnostic Codes (9 Of 9) & Circuit Tests >> HYBRID CONTROL SYSTEM (for NICKEL METAL HYDRIDE BATTERY) >> DTC P314A-31: Motor Electronics Coolant Pump "A" No Signal [11/2015 - ] >> Monitor Strategy