Loss of EATX Messages

Test 1 - 2:

SYMPTOM
LOSS OF EATX MESSAGES

WHEN MONITORED
Whenever the ignition is in the UNLOCK or RUN position.

SET CONDITION
If the PLG Module does not receive a PRNDL message for over 5 seconds,this code will set.

POSSIBLE CAUSES
- Attempt to communicate with the transmission control module
- Power liftgate module - loss of EATX messages