Toyota Corolla Cross: Motor Generator Control System
Toyota Corolla Cross (2022-2024) Service Manual / Engine & Hybrid System / Hybrid / Battery Control / Motor Generator Control System
- Precaution
- Definition Of Terms
- Parts Location
- How To Proceed With Troubleshooting
- Utility
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Freeze Frame Data
- Vehicle Behavior Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Crankshaft Position Sensor "A" Algorithm Based Failure (P033506,P033562)
- Crankshaft Position Sensor "A" Circuit Voltage Below Threshold (P033516,P033517,P033523,P033524)
- Camshaft Position Sensor "A" Circuit Bank 1 or Single Sensor Algorithm Based Failure (P034006,P034062)
- Camshaft Position Sensor "A" Circuit Bank 1 or Single Sensor Circuit Voltage Below Threshold (P034016,P034017,P034023,P034024)
- Internal Control Module EEPROM Data Memory Failure (P062F44)
- Generator Control Module(EEPROM Learning Value) Calibration / Parameter Memory Failure (P062F46)
- Motor Electronics Coolant Temperature Sensor Circuit Short to Ground (P0A0011,P0A0015)
- Motor Electronics Coolant Temperature Sensor Circuit Voltage Out of Range (P0A001C)
- Generator Control Module Circuit Intermittent (P0A1B1F)
- Drive Motor "A" Control Module Unexpected Operation (P0A1B94)
- Drive Motor "A" Temperature Sensor Circuit Short to Ground (P0A2A11,P0A2A15)
- Drive Motor "A" Temperature Sensor Voltage Out of Range (P0A2A1C,P0A2A1F)
- Generator Temperature Sensor Circuit Short to Ground (P0A3611,P0A3615)
- Generator Temperature Sensor Voltage Out of Range (P0A361C,P0A361F)
- Drive Motor "A" Position Sensor Circuit Voltage Below Threshold (P0A3F16,P0A3F1F)
- Drive Motor "A" Position Sensor Signal Amplitude < (P0A3F21,P0A3F22)
- Drive Motor "B" Position Sensor Circuit Voltage Below Threshold (P0A4516,P0A451F)
- Drive Motor "B" Position Sensor Signal Amplitude < (P0A4521,P0A1C47,P0A4522,P1C2C49)
- Generator Position Sensor Circuit Voltage Below Threshold (P0A4B16,P0A4B1F)
- Generator Position Sensor Signal Amplitude < (P0A4B21,P0A1A47,P0A4B22,P1C2A49)
- Drive Motor "A" Phase V Current(High Resolution) Circuit Short to Battery (P0A6012,...,P0A631F)
- Drive Motor "B" Phase V Current(High Resolution) Circuit Short to Battery (P0A6912,...,P0A6C1F)
- Drive Motor "A" Inverter Actuator Stuck Open (P0A7872)
- Drive Motor "A" Inverter Actuator Stuck Closed (P0A7873)
- Drive Motor "A" Inverter Stuck On (P0A789E,P1C5D19)
- Drive Motor "B" Inverter Actuator Stuck Open (P0A7972)
- Drive Motor "B" Inverter Actuator Stuck Closed (P0A7973)
- Drive Motor "B" Inverter Stuck On (P0A799E,P1C5E19)
- Generator Inverter Actuator Stuck Open (P0A7A72)
- Generator Inverter Actuator Stuck Closed (P0A7A73)
- Generator Inverter Stuck On (P0A7A9E,P1C5F19)
- Drive Motor "A" Performance (P0A9000)
- Drive Motor "B" Performance (P0A9100)
- Hybrid/EV Generator Performance (P0A9200)
- DC/DC Converter Stuck On (P0A949E,P0D3319)
- Drive Motor Inverter Temperature Sensor "A" Circuit Short to Ground (P0AED11,P0AED15)
- Drive Motor Inverter Temperature Sensor "A" Circuit Voltage Out of Range (P0AED1C)
- Drive Motor Inverter Temperature Sensor "B" Circuit Short to Ground (P0AF211,P0AF215)
- Drive Motor Inverter Temperature Sensor "B" Circuit Voltage Out of Range (P0AF21C)
- Generator Inverter Temperature Sensor Circuit Voltage Out of Range (P0BCC1C)
- Drive Motor "A" Phase U Current Sensor Circuit Short to Battery (P0BE512,P0BE514,P0BE51F,P0BE912,P0BE914,P0BE91F,P0BED12,P0BED14,P0BED1F)
- Drive Motor A" Phase U Current Sensor Signal Bias Level Out of Range / Zero Adjustment Failure" (P0BE528,P0BE928,P0BED28)
- Drive Motor "B" Phase U Current Sensor Circuit Short to Battery (P0BF112,P0BF114,P0BF11F,P0BF512,P0BF514,P0BF51F,P0BF912,P0BF914,P0BF91F)
- Drive Motor "B" Phase U Current Sensor Signal Bias Level Out of Range / Zero Adjustment Failure (P0BF128,P0BF528,P0BF928)
- Drive Motor A" Phase U-V-W Current Sensor Signal Compare Failure" (P0BFD62,P1C671F)
- Drive Motor "B" Phase U-V-W Current Sensor Signal Compare Failure (P0BFE62,P1C681F)
- Drive Motor "A" Circuit Current Out of Range (P0BFF1D)
- Drive Motor "B" System Circuit Current Out of Range (P0C021D)
- Drive Motor "A" Execution Torque Performance (P0C1900)
- Drive Motor "B" Execution Torque Performance (P0C1A00)
- DC/DC Converter Temperature Sensor "A" Circuit Short to Ground (P0C3811,P0C3815,P0C3D11,P0C3D15)
- DC/DC Converter Temperature Sensor "A" Circuit Voltage Out of Range (P0C381C)
- DC/DC Converter Temperature Sensor "B" Circuit Voltage Out of Range (P0C3D1C)
- Drive Motor "A" Position Sensor Circuit "A" Circuit Open (P0C5013,P0C501F,P0C5A13,P0C5A1F)
- Drive Motor "A" Position Sensor Circuit "A" Circuit Voltage Below Threshold (P0C5016,P0C5017,P0C5A16,P0C5A17)
- Drive Motor "B" Position Sensor Circuit "A" Circuit Open (P0C5513,P0C551F,P0C5F13,P0C5F1F)
- Drive Motor "B" Position Sensor Circuit "A" Circuit Voltage Below Threshold (P0C5516,P0C5517,P0C5F16,P0C5F17)
- Generator Position Sensor Circuit "A" Circuit Open (P0C6413,P0C641F,P0C6913,P0C691F)
- Generator Position Sensor Circuit "A" Circuit Voltage Below Threshold (P0C6416,P0C6417,P0C6916,P0C6917)
- Drive Motor "A" Inverter Voltage Sensor(VH) Circuit Voltage Above Threshold (P0C7917)
- DC/DC Converter Step Up Voltage Performance (P0CA300)
- Drive Motor "A" Inverter Voltage Sensor(VH) Circuit Voltage Below Threshold (P0D2D16,P0D2D17,P0D2D1F)
- Generator Phase U-V-W Current Sensor Signal Compare Failure (P0DFA62,P1C691F)
- Generator Phase U Current Sensor Circuit Short to Battery (P0E0012,P0E0014,P0E001F,P0E0412,P0E0414,P0E041F,P0E0812,P0E0814,P0E081F)
- Generator Phase U Current Sensor Signal Bias Level Out of Range / Zero Adjustment Failure (P0E0028,P0E0428,P0E0828)
- DC/DC Converter Voltage Sensor "A"(VL) Circuit Voltage Below Threshold (P0E3116,P0E3117,P0E311F)
- DC/DC Converter Current Sensor Circuit Short to Ground (P0E5111,P0E5115,P0E511F)
- DC/DC Converter Current Sensor Signal Bias Level Out of Range / Zero Adjustment Failure (P0E5128)
- DC/DC Converter Current Sensor Signal Stuck In Range (P0E512A)
- DC/DC Converter Voltage Sensor "A"(VL) Circuit Voltage Above Threshold (P0E5717)
- Generator Execution Torque Performance (P0E7100)
- Drive Motor "B" Control Module Circuit Intermittent (P1C661F,P1CAE49,P1CB138)
- Hybrid/EV Generator Circuit Current Out of Range (P1CA51D)
- Generator Position Sensor Internal Electronic Failure (P1CAC49,P1C641F,P1CAF38)
- Drive Motor "A" Position Sensor Internal Electronic Failure (P1CAD49,P1C651F,P1CB038)
- DC/DC Converter Voltage Sensor "A"(VL) Stuck On (P1CB59E)
- Drive Motor "A" Inverter Voltage Sensor(VH) Stuck On (P1CB69E)
- Hybrid/EV Battery Current/DC/DC Converter Current Signal Compare Failure (P1CFF62)
- Transmission Fluid Temperature Sensor "C" Circuit Short to Ground (P274A11,P274A15)
- Transmission Fluid Temperature Sensor "C" Voltage Out of Range (P274A1C,P274A1F)
- Lost Communication between Drive Motor "A" and HV/EV ECU Circuit Intermittent (P31241F)
- DC/DC Converter Voltage Sensor "A"(VL) Circuit Intermittent (P314F1F)
- DC/DC Converter Current Sensor Circuit Current Out of Range (P31531D)
- Lost Communication With ECM/PCM "A" Missing Message (U010087,U029387,U117008,U117087)
- Lost Communication with Hybrid/EV Powertrain Control Module (ch5) (System 2) Missing Message (U11B300,U11B387)
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Precaution
PRECAUTION PRECAUTIONS FOR INSPECTING HYBRID SYSTEM
CAUTION:
Before the following operations are conducted, take precautions to prevent electric shock by turning the ignition switch off, wear
Definition Of Terms
DEFINITION OF TERMS
Term Definition
Monitor Description Description of what the motor generator control ECU monitors and how to detects malfunctions (monitoring purpose and its det
Parts Location
PARTS LOCATION ILLUSTRATION
*1 INVERTER WATER PUMP ASSEMBLY
*2 INVERTER WITH CONVERTER ASSEMBLY
*3 ECM
*4 COMPRESSOR WITH MOTOR ASSEMBLY
*5 HYBRI
SEE MORE:
Installation
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 NO. 2 FUEL PRESSURE SENSOR
89458H
- -
2 NO. 2 FUEL PRESSURE SENSOR HOLDER
23851A
- -
3 EGR VALVE ASSEMBLY
Crankshaft Position Sensor "A" Circuit Voltage Below Threshold (P033516,P033517,P033523,P033524)
DESCRIPTION If the crankshaft position signal pulse sent from the ECM via a direct line is abnormal, the motor generator control ECU (MG ECU) (built into the inverter with converter assembly) stores DTC P033516, P033517, P033523 or P033524.
DTC No. Detection Item
DTC Detection Conditi
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