Substituting the MCM

Special Tools Required 

• Honda Diagnostic System (HDS) tablet tester
• Honda Interface Module (HIM) and an iN workstation with the latest HDS software version
• HDS pocket tester
• GNA600 and an iN workstation with the latest HDS software version

Any one of the above updating tools can be used.

Use this procedure when you have to substitute a known-good MCM during a troubleshooting procedure.

1. Remove the MCM (see IPU CASE REMOVAL/INSTALLATION  ).
2. Install a known-good MCM.
3. Do the MOTOR ROTOR POSITION CALIBRATION in the ADJUSTMENT MENU with the HDS.