Check Communication Circuit Of Fuel Economy System

Check that the mode display changes when the MFD changeover knob is operated.

(Display changes in the following order: cruising distance → average fuel economy → instantaneous fuel economy → continuous driving time → average vehicle speed → blank display)

Is fuel economy displayed?

• Yes: MFD is normal.
• No: Go to 2  .

1. Remove the MFD.
2. Attach the fuel economy display to another vehicle on which the fuel economy display operates normally to check its operation.

Is the fuel economy display correct?

• Yes: Replace the meter - main assembly. Ref. to INSTRUMENTATION/DRIVER INFO>Combination Meter .
• No: Replace the MFD.