Vehicle Information Display

• The CMTC provides the following functions:
• Compass direction
• Outside temperature
• Elapsed ignition on time
• Distance to empty
• Average fuel economy
• Trip Odometer

The CMTC will not display information for any of the screens for which it did not receive the proper PCI bus data. Refer to the symptom list in the Overhead Console section for problems related to the CMTC.

The CMTC receives the following messages from the Instrument Cluster:

• Verification of US/Metric status
• VF display dimming brightness and exterior lamp status
• Trip Odometer data
• Elapsed Ignition On Time data
• Average Fuel Economy
• Distance to Empty

The CMTC receives the following message from the PCM:

• Vehicle Speed
• Ambient Temperature

US/M BUTTON 

The US/M button is used to toggle the display between English and Metric measurement units.

STEP BUTTON 

The STEP Button can be used in one of the following ways:

1. To sequentially select one of 4 displays or blank display in the following order:
   • Average Fuel Economy
   • Distance to Empty
   • Trip Odometer
   • Time Elapsed
   • Off (Blank)
2. To set the magnetic variance zone when VARIANCE = X (X = 1 - 15) is indicated in the VF display.