Section 20 (Hybrid/EV Control System)
WARNING: This page is about a different car, the 2015 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Component Locator
- Diagnostic Information and Procedures
- DTC P057B-P057E: Brake Pedal Position Sensor
- DTC P0601-P0604, P0606, P061B, P062F, or P262B (Hybrid Powertrain Control Module): Control Module
- DTC P0697: 5V Reference 3 Circuit
- DTC P06AF: Torque Management System Performance - Forced Engine Shutdown
- DTC P06B1 or P06B2: Sensor Supply Positive Voltage Circuit
- DTC P0A1B, P1A50, P1A51, P1ADC, or P1EB6: Drive Motor Control Module
- DTC P0A2B-P0A2D: Drive Motor Temperature Sensor
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P0A2F: Drive Motor High Temperature
- DTC P0A3F, P0A40, P0C52, P0C53, P0C5C, P0C5D, or P1B03: Drive Motor Position Sensor
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P0A78: Drive Motor Inverter Performance
- DTC P0A88 or P0A89: 14V Power Module
- DTC P0A8D or P0A8E: 14V Power Module System Voltage
- DTC P0A8F: 14V Power Module System Voltage Performance
- DTC P0A90: Drive Motor Performance
- DTC P0AB9: Hybrid/EV System Performance
- DTC P0AEE, P0AEF, or P0AF0: Drive Motor Inverter Temperature Sensor
- DTC P0B09: Auxiliary Transmission Fluid Pump Supply Voltage Relay Control Circuit
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P0BE6-P0BE8, P0BEE, P0BEF, or P0BF0: Drive Motor Phase U Current Sensor
- DTC P0BFD: Drive Motor Phase U-V-W Not Plausible
- DTC P0C01: Drive Motor High Current
- DTC P0C05: Drive Motor Phase U-V-W Circuits
- DTC P0C0B: Drive Motor Inverter Supply Voltage Circuit
- DTC P0C11: Drive Motor Inverter Phase U High Temperature
- DTC P0C19: Drive Motor Torque Delivered Performance
- DTC P0C76: Hybrid/EV Battery System High Voltage Present
- DTC P0C9E or P0C9F: 14V Power Module Output Current Sensor
- DTC P0CA2: 14V Power Module Step Down Voltage Performance
- DTC P0CC5: 14V Power Module Input-Output Current Sensors Not Plausible
- DTC P15F0: Engine Torque Delivered Signal Message Counter Incorrect
- DTC P15F4: Drive Motor Torque Delivered Signal Message Counter Incorrect
- DTC P15F5: Crankshaft Torque Command Signal Message Counter Incorrect
- DTC P16F3: Control Module Redundant Memory Performance
- DTC P1A56: Hybrid/EV System Voltage Discharge Circuit
- DTC P1A6F: Drive Motor No Crank at Restart
- DTC P1A71-P1A73: 14V Power Module Temperature Sensor 2
- DTC P1A90-P1A92: 14V Power Module Temperature Sensor 1
- DTC P1ADE or P1ADF: Drive Motor Control Module System Voltage
- DTC P1AE8 or P1AE9: Drive Motor Control Module Hybrid/EV Battery Voltage
- DTC P1AEC or P1AEE: Drive Motor Control Module Hybrid/EV Battery System Voltage
- DTC P1AF0: Drive Motor Control Module Hybrid/EV Battery Voltage System Isolation Lost
- DTC P1AF4 or P1AF5: Drive Motor Control Module Hybrid/EV Battery Voltage
- DTC P1B0B or P1B0C: Drive Motor Control Module Hybrid/EV Battery Voltage
- DTC P1B0D: Drive Motor Control Module Drive Motor Overspeed
- DTC P1B41: Drive Motor Control Module Hybrid/EV Battery Voltage Isolation Sensing Performance
- DTC P1E0A: Drive Motor Control Module Torque Calculation Performance
- DTC P1E3B: Drive Motor Rotor High Temperature
- DTC P1E3C: Control Module Calculated Hybrid/EV Battery Performance
- DTC P2534 or P2535: Ignition On/Start Switch
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Testing
- Repair Instructions
- DTC P2537: Ignition Accessory Switch
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Testing
- Repair Instructions
- DTC P2797: Auxiliary Transmission Fluid Pump Performance
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- Symptoms - Hybrid Controls
- DC Power Conversion Test
- Repair Instructions
- Description and Operation
- Special Tools and Equipment