Body Control Module (BCM)

SYSTEM CHART

Chart A Scan Tool Will Not Communicate

DTC DESCRIPTION

DTC PZ 1552 Loss of PZM Keep Alive Memory (KAM)
DTC PZ 1556 PZM EEPROM Write Error
DTC PZ 1558 PZM EEPROM Checksum Error
DTC PZ 1970 Exterior Lamp Power Fault
DTC PZ 1971 Inadvertent Power Fault
DTC PZ 1972 Low Power Driver Fault
DTC PZ 1973 High Power Control Fault
DTC PZ 1981 Battery Voltage Too Low
DTC PZ 1982 Battery Voltage Too High
DTC PZ 2016 Loss of Serial Data - PCM
DTC PZ 2042 Loss of Serial Communications - TCS/ABS
DTC PZ 2056 Loss of Serial Communications - RSS
DTC PZ 2088 Loss of Serial Communications - SIR
DTC PZ 2096 Loss of Communications - IPC
DTC PZ 2128 Loss of Serial Data - IRC
DTC PZ 2152 Loss of Serial Communications - HVAC Programmer
DTC PZ 2153 Loss of Serial Data - CCP
DTC PZ 2255 Generic Loss of Serial Data (Source ID Unknown)
DTC PZ 2470 Daytime Running Lamps Fault
DTC PZ 2471 Interior Lamp Fault
DTC PZ 2472 Low Beam Output Failure
DTC PZ 2473 High Beam Output Fault
DTC PZ 2476 Park Lamp Output Failure
DTC PZ 2550 Storage Mode Entered
DTC PZ 2719 UTD - Trunk Tamper Switch Fault