Other information:
U0253:00
Normal Operation and Fault Conditions
The RCM uses information contained in messages from the APIM sent on the HS-CAN .
DTC Fault Trigger Conditions
DTC
Description
Fault Trigger Conditions
U0253:00
Lost Communication with Accessory Protocol Interface M..
Removal
NOTICE:
During the removal of components, cap, tape or otherwise
appropriately protect all openings to prevent the ingress of dirt or
other contamination. Remove protective materials prior to installation.
NOTE:
Removal steps in this procedure may contain installation details.
Recover the refrigerant.
Refer to: Air Conditioning (A/C) System Recovery, E..