Circuit Description
WARNING: This page is about a different car, the 1997 Pontiac Bonneville, 1997 Oldsmobile Regency, 1997 Oldsmobile LSS, 1997 Oldsmobile Eighty-Eight, and 1997 Buick LeSabre. However, it is still accessible from the selected car via links, so may be relevant.
Powertrain Control Module (PCM) uses serial data line to communicate with various components and systems within vehicle. If PCM does not receive data from Electronic Brake and Traction Control Module (EBTCM) DTC P1573 will set.
Conditions for setting DTC:
- PCM has detected a PCM/EBTCM communication error for 0.5 second.