CMTC Symptom Tests: Notes

NOTE: Compass Mini-Trip Computer (CMTC) may also be known as Overhead Console.

NOTE: Perform SYSTEM ID TEST before proceeding with following tests. For connector terminal identification, see BODY CONTROL COMPUTER INTRODUCTION article. For wiring diagrams, see DATA LINK CONNECTORS and OVERHEAD CONSOLES & VEHICLE INFORMATION CENTERS article. Perform VERIFICATION TEST: VER-2A after each repair.

The following Compass Mini-Trip Computer (CMTC) symptoms are covered:

CMTC Average MPH Or Fuel Economy Wrong
CMTC Trip Odometer Inoperative Or Wrong
CMTC Distance To Empty Inoperative Or Wrong
CMTC Fails To Light
CMTC Elapsed Time Inoperative Or Wrong
CMTC Shows CCD
CMTC Displays OC
CMTC Displays SC
CMTC Switch Inoperative
Incorrect Ambient Temperature Reading