Grand Cherokee 2WD V8-5.7L VIN 2 (2005)
Driver/Vehicle Information Display: Testing and Inspection
Universal Transmitter
If the Universal Transmitter is inoperative, but the Electronic Vehicle Information Center (EVIC) is operating normally, for instructions on training the
Transmitter. Retrain the Transmitter with a known good transmitter as instructed and test the Transmitter operation again.
If the unit is still inoperative, test the universal transmitter with Radio Frequency Detector special tool. as described below:
1. Turn the Radio Frequency (RF) Detector ON A "chirp" will sound and the green power LED will light If the green LED does not light, replace the
battery
2. Hold the RF detector within one inch of the TRAINED universal transmitter and press any of the transmitters buttons.
3. The red signal detection LEDs will light and the tool will beep if a radio signal is detected. Repeat this test for each button. If any button is
inoperative, replace the universal transmitter assembly.
If both the Transmitter and the EVIC module are inoperative, refer to testing for further diagnosis.