DTC B1552: Loss Of PZM Keep Alive Memory (KAM): Description

DTC B1552 indicates keep alive memory (long term memory) of PZM has been reset. Keep alive memory will reset when power or ground is removed from PZM. This is a normal occurrence when battery is disconnected and reconnected. When DTC B1552 is set, PZM memory is reset to initial values. PZM will initialize keep alive memory contents to default the following:

• Fuel Level - Empty
• Afterblow Mode - Disable
• Afterblow Alarm - Disable
• Controlled Power Timer - Set To Full Time
• Power Down Hours - Clear
• Storage Mode State - Disable
• Key Cylinder State - Inactive
• Driver Door Jamb - Closed
• Other Door Jambs - Closed
• Ignition State - Current State