RAM 1500 Truck 4WD V8-5.9L VIN Z (2002)
Fig. 2 Variance Settings
1. Using the Variance Settings map, find your geographic location and note the zone number (Fig.2).
2. Turn the ignition switch to the ON position. If the compass/thermometer data is not currently being displayed, momentarily depress and release the
C/T push button to reach the compass/thermometer display.
3. On Electronic Vehicle Information Center (EVIC) and Compass Mini-Trip Computer (CMTC) equipped vehicles depress the Reset push button
and hold the button down until "VAR = XX" appears in the display. This takes about five seconds.
4. Release the push button(s). "VAR =XX " will remain in the display. "XX" equals the current variance zone setting.
5. On Electronic Vehicle Information Center (EVIC) and Compass Mini-Trip Computer (CMTC) equipped vehicles momentarily depress and
release the Step push button to step through the zone numbers, until the zone number for your geographic location appears in the display.
6. On Electronic Vehicle Information Center (EVIC) and Compass Mini-Trip Computer (CMTC) equipped vehicles momentarily depress and release
the Reset push button to enter the displayed zone number into the EVIC/CMTC module memory.
7. Confirm that the correct directions are now indicated by the compass.
Compass/Mini-Trip Computer Replacement
REMOVAL
1. Disconnect and isolate the battery negative cable.
2. Remove overhead console. Refer to Overhead Console Removal and Installation in this section (Refer to OVERHEAD CONSOLE - REMOVAL).
3. Remove the screws holding Compass Mini-Trip Computer module in the overhead console.
4. Remove CMTC module from console assembly
INSTALLATION
1. Position the compass mini-trip computer module in the overhead console.
2. Install the screws holding the compass mini-trip computer module in the overhead console.
3. Install the overhead console (Refer to OVERHEAD CONSOLE - INSTALLATION).
4. Connect the battery negative cable.
NOTE: If a new module has been installed, the compass will have to be calibrated and the variance set. Refer to Compass Variation Adjustment
and Compass Calibration in the Service Procedures section of this group for the procedures.
Module Lamp Replacement
1. Remove the overhead console (Refer to OVERHEAD CONSOLE - REMOVAL).
