Voltage Converter: Service and Repair

DC-DC Converter Removal/Installation

IMA components are located in this area. The IMA is a high-voltage system. You must be familiar with the IMA system before working on or around it. Make sure you have read the IMA service precautions before doing repairs or service High Voltage Safety.

1. Make sure the ignition switch is in LOCK (0).

2. Do the 12 volt battery terminal disconnection procedure.

3. Remove the MCM.

4. Remove the IMA motor power cables (A).

NOTE: Check the position of the U phase, the V phase, and the W phase cables before disconnecting them.






5. Remove the DC-DC converter cable (B), and wrap it with insulating tape.

6. Remove the bolts (A) and the terminal cover (B).






7. Disconnect the DC-DC converter connector (A).





8. Remove the bolts (B) and the busbar (C).

9. Remove the bolts (D, E) and the DC-DC converter (F).

10. Install the parts in the reverse order of removal.

11. Do the 12 volt battery terminal reconnection procedure.