Electric Vehicle Control Unit (EVCU) Module - DTCS P1139-00 To U1487-00 - 500E

• Diagnosis And Testing
  • P1139-00-Drive Switch 2 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1444-00-Power Inverter Module - Incorrect Control Mode
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P149A-00-Cooling Fan Module Internal
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1593-00-Speed Control Switch 1/2 Stuck
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1606-00-Air Conditioning/Radiator Fan Enable Circuit
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1618-00-Sensor Reference Voltage 1 Erratic
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1625-00-Park Pawl System Failure
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1626-00-Park Pawl Motor Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1628-00-Sensor Reference Voltage 2 Erratic
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1630-00-Shift Module Motor Control Feedback Signal
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1635-00-Shift Module Internal Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1640-00-Shift Module Motor Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P167B-00-Controlled System Shutdown
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1696-00-EEPROM Memory Write Denied/Invalid
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P176B-00-Park Pawl Position Sensor 1/2 Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1831-00-Shift Module System Voltage
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1832-00-Shift Module Motor OVERCURRENT
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1A02-00-Motor Electronics Coolant Pump Over Temperature
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1A03-00-Motor Electronics Coolant Pump - Coolant Too Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1A11-00-Secret Key Not Stored In EVCU
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1A14-00-Radiator Fan Control Module Feedback Circuit
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1A15-00-Motor Electronics Coolant Pump Control Module Feedback Circuit
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1A21-00-HV Battery Contactor Control Sequence Incorrect
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1AE5-00-Hybrid/EV Battery Power Off Circuit
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C74-00-Neutral Button Stuck On
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C75-00-Reverse Switch 1 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C76-00-Reverse Switch 1 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C77-00-Reverse Button Stuck On
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C78-00-Drive Switch 1 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C79-00-Drive Switch 1 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C7A-00-Drive Button Stuck On
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C7C-00-Reverse Switch 1/2 Correlation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C7E-00-Drive Switch 1/2 Correlation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1CDA-00-Hybrid/EV WAKEUP Control 1 Output Circuit/Open
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1CDB-00-Hybrid/EV WAKEUP Control 1 Output Circuit Short To Battery
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1CDC-00-Hybrid/EV WAKEUP Control 1 Output Circuit Short To Ground
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1CF8-00-Battery Heating System Failure
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1DBA-00-Battery Cooling System Failure
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1DBB-00-Air Conditioning Motor Fault
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1E14-00-Cooling Fan Module Over Temperature
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1E17-00-Park Button Stuck On
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1E18-00-Internal Control Module Electronic Park Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2115-00-Accelerator Pedal Position Sensor 1 Minimum Stop Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2116-00-Accelerator Pedal Position Sensor 2 Minimum Stop Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2122-00-Accelerator Pedal Position Sensor 1 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2123-00-Accelerator Pedal Position Sensor 1 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2127-00-Accelerator Pedal Position Sensor 2 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2128-00-Accelerator Pedal Position Sensor 2 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2138-00-Accelerator Pedal Position Sensor 1/2 Correlation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P215A-00-Vehicle Speed - Wheel Speed Correlation
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2166-00-Accelerator Pedal Position Sensor 1 Maximum Stop Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2167-00-Accelerator Pedal Position Sensor 2 Maximum Stop Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2299-00-Brake Pedal Position/Accelerator Pedal Position Incompatible
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2534-00-Ignition Switch Run/Start Position Circuit Low
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2535-00-Ignition Switch Run/Start Position Circuit High
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2611-00-A/C Refrigerant Distribution Valve Control Circuit/Open
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2612-00-A/C Refrigerant Distribution Valve Control Circuit Low
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P2613-00-A/C Refrigerant Distribution Valve Control Circuit High
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P26C3-00-Internal Control Module Electronic Shifter Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P271A-00-Park Pawl Position Sensor 1 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P271B-00-Park Pawl Position Sensor 1 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P271C-00-Park Pawl Position Sensor 2 Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P271D-00-Park Pawl Position Sensor 2 Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P272A-00-Park Pawl Motor Control 2 Circuit
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P272C-00-Park Pawl Motor Control 1 Circuit
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0001-00-Can C Bus
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0103-00-Lost Communication With Electric Gear Shift Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0111-00-Lost Communication With Battery Energy Control Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0129-00-Lost Communication With Brake System Control Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0140-00-Lost Communication With Body Control Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U016B-00-Lost Communication With Electric A/C Compressor Control Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0404-00-Implausible Data Received From ESM
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0418-00-Implausible Data Received From Brake System Control Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0422-00-Implausible Data Received From Body Control Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U049C-00-Implausible Data Received From On Board Charging Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1040-00-ESM Detected Communication Error From EVCU
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U113E-00-Lost Communication With Intelligent Battery Sensor
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U11F8-00-Lost Communication With On Board Charging Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1200-00-Lost Communication With Power Inverter Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1201-00-Lost Communication With Regenerative Brake Controller
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1486-00-Implausible Data Received From Power Inverter Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1487-00-Implausible Data Received From Regenerative Brake Controller
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test