Pinpoint Test Ag: U0300:57, U3000:44, U3000:45, U3000:46 Or U3000:49

WARNING: This page is about a different car, the 2021 Lincoln Nautilus. However, it is still accessible from the selected car via links, so may be relevant.

Normal Operation and Fault Conditions

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
PAM U0300:57	Internal Control Module Software Incompatibility: Invalid/Incompatible Software Component	Sets in the PAM when invalid or incompatible software is detected.
PAM U3000:44	Control Module: Data Memory Failure	Sets in the PAM when the PAM fails the read write check.
PAM U3000:45	Control Module: Program Memory Failure	Sets in the PAM when there is a ROM memory checksum failure.
PAM U3000:46	Control Module: Calibration/Parameter Memory Failure	Sets in the PAM when the PAM detects a read write failure in the EEPROM.
PAM U3000:49	Control Module: Internal Electronic Failure	Sets in the PAM when module detects an internal failure.

Possible Sources

AG1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE PAM (PARKING ASSIST CONTROL MODULE) SELF-TEST
- Ignition ON.
- Using the diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).
- Wait 10 seconds.
- Using the diagnostic scan tool, perform the PAM self-test.
Is DTC U0300:57, U3000:44 U3000;45, U300046 or U3000:49 retrieved?

Yes INSTALL a new PAM, REFER to: Parking Assist Control Module (PAM) .

No The system is operating correctly at this time.