Tech Tips
(Brake Electronics (ABS) Fault Code 02757 Diagnosis Tip):
This document informs if the battery has a low state of charge or is disconnected, fault code 02757 "adapting tire pressures" may set in address 03 - Brake Electronics. The GFF test plan for this fault may prove inconclusive and the fault may not clear, even after performing TPMS reset using the button in glove box or through the MFI.
To resolve fault, use ODIS control module OBD or VAS PC Vehicle self-diagnosis to run basic settings 42 under address 03 - Brake Electronics. After selecting basic settings 42, an activate button may be present, but should not be used. The display will change to "reset" once the procedure is complete.
After completing basic settings, back out of Brake Electronics and remove the scan tool. Reset TPMS by pressing the "set" button in the glove box or making appropriate selection through MFI, and then road test vehicle to ensure fault does not return.
