PZ2255

Wiring Diagram:

CIRCUIT DESCRIPTION

The PZM periodically sends a request for information to other modules on the Class 2 data line.

DTC WILL SET WHEN

The PZM requests information and the module which has that information is not "On-Line."

ACTION TAKEN (BY PZM)

The PZM will use default values for the information that it was requesting.

DTC WILL CLEAR WHEN

The module with the information the PZM is requesting comes back "On-Line"

TROUBLESHOOTING HINTS

If DTC PZ 2255 is set, clear DTCs and cycle ignition. If DTC PZ 2255 is still current, ensure that all the modules are functioning properly and the Class 2 Data Bus is not shorted to ground or voltage. If the Class 2 Data Bus and all the modules on it are working properly, replace the PZM.