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Home >> Chevrolet >> 2015 >> Spark EV >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid/EV Control System >> Repair Instructions >> Drive Motor Power Inverter Module Replacement >> Installation Procedure

Installation Procedure

  1. With the help of a second technician, install the drive motor generator power inverter module (1) into position.
    Fig 1: Drive Motor Generator Power Inverter Module
    GM3232252Courtesy of GENERAL MOTORS COMPANY
  2. Install the engine wiring harness brackets (2), in the position shown and tighten the fasteners (1) to 22 N.m (16 lb ft).
    Fig 2: Drive Motor Generator Power Inverter Module Fasteners
    GM3232253Courtesy of GENERAL MOTORS COMPANY
    CAUTION: Refer to Fastener Caution .
  3. Install the battery negative cable terminal (3), to the generator motor power inverter module case ground and tighten the fastener (4) to 9 N.m (80 lb in).
    Fig 3: Fastener And Engine Wiring Harness Terminal
    GM3232256Courtesy of GENERAL MOTORS COMPANY
    NOTE: Critical high voltage fastener. Perform second torque verification check following re-assembly.
  4. Install the engine wiring harness terminal (2), to the generator motor power inverter module case ground and tighten the fastener (1) to 9 N.m (80 lb in).
    NOTE: Critical high voltage fastener. Perform second torque verification check following re-assembly.
  5. Install the generator control module coolant hose. Refer to Generator Control Module Coolant Hose Replacement (PE From APM TO TPIM) .
  6. Install the electric differential drive motor power inverter module cooling hose. Refer to Electric Differential Drive Motor Power Inverter Module Cooling Hose Replacement (PE TPIM to LTR) .
  7. Connect the transmission fluid pump cable connector (1) and the 2 engine wiring harness connectors (2), to the drive motor generator power inverter module.
    Fig 4: Engine Wiring Harness Connector Handles
    GM3232260Courtesy of GENERAL MOTORS COMPANY
  8. Connect the transmission 3 phase cable (2) to the side of the drive motor generator power inverter module. Tighten the connector fastener (1) to 9 N.m (80 lb in).
    Fig 5: Fastener And Transmission 3 Phase Connector
    GM3232258Courtesy of GENERAL MOTORS COMPANY
  9. Connect the 300 volt high voltage cable (2) to the drive motor generator power inverter module (3) and tighten the connector fastener (1) to 9 N.m (80 lb in).
    Fig 6: Fastener And 300 Volt High Voltage Connector
    GM3232263Courtesy of GENERAL MOTORS COMPANY
  10. Connect the 300 volt high voltage connector (2), with a NEW seal, to the drive motor generator power inverter module (3). Tighten the connector fastener (1) to 9 N.m (80 lb in).
    Fig 7: Fastener And 300 Volt High Voltage Connector
    GM3232206Courtesy of GENERAL MOTORS COMPANY
  11. Install the high voltage battery disconnect control module. Refer to High Voltage Battery Disconnect Control Module Module Replacement (with quick charge)  and High Voltage Battery Disconnect Control Module Module Replacement (without quick charge) .
  12. Install the high voltage disconnect circuit cover. Refer to High Voltage Disconnect Circuit Connector Cover Replacement .
  13. Enable the high voltage system. Refer to High Voltage Enabling .
  14. For control module programming and setup procedures, refer to Control Module References .
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