Pinpoint Test QA: Unable To Activate Self-Test/Network Communication Error
WARNING: This page is about a different variant/trim than selected.
Refer to the appropriate Wiring Diagrams for schematic and connector information.
Normal Operation and Fault Conditions
Refer to the DTC Fault Trigger Conditions.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Condition |
|---|---|---|
| PCM U0101:00 | Lost Communication with TCM: No Sub Type Information | Sets when the PCM does not receive the TCM message within the defined amount of time. The PCM continuously monitors the CAN for messages from the TCM. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0104:00 | Lost Communication With Cruise Control Module: No Sub Type Information | Sets when the PCM does not receive the cruise control module message within the defined amount of time. The PCM continuously monitors for messages from the cruise control module. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0121:00 | Lost Communication With Anti-Lock Brake System (ABS) Control Module "A": No Sub Type Information | Sets when the PCM fails to receive the ABS message within the defined amount of time. The PCM continuously monitors the CAN for messages from the ABS. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0138:00 | Lost Communication with All Terrain Control Module: No Sub Type Information | Sets when the PCM does not receive the ATCM message within the defined amount of time. The PCM continuously monitors the CAN for messages from the ATCM. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0140:00 | Lost Communication With Body Control Module: No Sub Type Information | Sets when the PCM does not receive the BCM message within the defined amount of time. The PCM continuously monitors CAN for messages from BCM. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0155:00 | Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information | Sets when the PCM does not receive the IPC message within the defined amount of time. The PCM continuously monitors the CAN for messages from the instrument panel cluster (IPC) module. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0212:00 | Lost Communication With Steering Column Control Module: No Sub Type Information | Sets when the PCM does not receive the steering angle sensor message within the defined amount of time. The PCM continuously monitors the CAN for messages from the steering angle sensor. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0298:00 | Lost Communication With DC/DC Converter Control Module "A": No Sub Type Information | Sets when the PCM does not receive the DC to DC convertor control module message within the defined amount of time. The PCM continuously monitors the CAN for messages from the DC to DC convertor control module. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0402:00 | Invalid Data Received from TCM: No Sub Type Information | Sets when the PCM receives invalid data from the TCM, indicating a concern with module configuration or sensor input to the TCM. Diagnose all Diagnostic Trouble Codes (DTCs) set by the TCM first. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0415:00 | Invalid Data Received from Anti-Lock Brake System (ABS) Control Module "A": No Sub Type Information | Sets when the PCM receives invalid data from the ABS module, indicating a concern with module configuration or sensor input to the ABS module. Diagnose all Diagnostic Trouble Codes (DTCs) set by the ABS module first. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM U0422:00 | Invalid Data Received From Body Control Module: No Sub Type Information | Sets when the PCM detects invalid data concerns - data is transferred within the normal inter-module message, but contains known invalid data. Network DTC concerns occur during module to module communication. The transmitting module logs a DTC related to the invalid data concern. Check for all other module Diagnostic Trouble Codes (DTCs) or related symptoms. Diagnose all other module Diagnostic Trouble Codes (DTCs) before diagnosing this DTC. Reprogram the BCM, instrument cluster, and PCM using as built data. Refer to Flash EEPROM, Programming The VID Block For A Replacement PCM, to reprogram the PCM. |
| PCM U0423:00 | Invalid Data Received from Instrument Panel Cluster Control Module: No Sub Type Information | Sets when the PCM receives invalid data from the IPC, indicating a concern with module configuration or sensor input to the IPC. Diagnose all Diagnostic Trouble Codes (DTCs) set by the IPC first. Check for other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms. Diagnose all other PCM Diagnostic Trouble Codes (DTCs) or PCM related symptoms first. |
| PCM P0602:00 | Powertrain Control Module Programming Error: No Sub Type Information | Sets when the PCM detects a programming error within the vehicle identification (VID) block. Program the VID block. Refer to Flash EEPROM, Making Changes to the VID Block. If the PCM does not allow reprogramming of the VID block, reflashing of the PCM is required. |
| PCM P0604:00 | Internal Control Module Random Access Memory (RAM) Error: No Sub Type Information | Sets when the PCM detects the RAM is corrupt. Reprogram or update the calibration. Check for other Diagnostic Trouble Codes (DTCs) or drive symptoms for further action. Check for aftermarket performance products. |
| PCM P0605:00 | Internal Control Module Read Only Memory (ROM) Error: No Sub Type Information | Sets when the PCM detects the ROM is corrupt. Reprogram the vehicle identification block. Refer to Flash EEPROM, Making Changes to the VID Block. Check for other Diagnostic Trouble Codes (DTCs) or drive symptoms for further action. Check for aftermarket performance products. |
| PCM P0606:00 | Control Module Processor: No Sub Type Information | Sets when the PCM detects an internal communication error. Reprogram or update the calibration. Check for other Diagnostic Trouble Codes (DTCs) and diagnose those first. Check for aftermarket performance products. Clear the Diagnostic Trouble Codes (DTCs), repeat the self-test. |
| PCM P0607:00 | Control Module Performance: No Sub Type Information | Sets when the PCM detects the internal central processing unit (CPU) encounters an error. The PCM monitors itself and carries out internal checks of its own CPU. This DTC sets if any of these checks returns an incorrect value. Reprogram or update the calibration. Check for other Diagnostic Trouble Codes (DTCs) and diagnose those first. Check for aftermarket performance products. Clear the Diagnostic Trouble Codes (DTCs), repeat the self-test. |
| PCM P0610:00 | Control Module Vehicle Options Error: No Sub Type Information | Sets when the PCM detects one or more of the PCM VID Block fields are configured incorrectly. Reprogram or update the calibration. Check for other Diagnostic Trouble Codes (DTCs) or drive symptoms for further action. Check for aftermarket performance products. |
| PCM P061E:00 | Internal Control Module Brake Signal Performance: No Sub Type Information | Sets when the PCM no longer receives a signal from the ABS module. |
| PCM P061E:00 | Internal Control Module Brake Signal Performance: No Sub Type Information | Sets when the PCM detects an incorrect BPP sensor signal is received by the PCM. This DTC also sets when an internal PCM communication error occurs in the PCM. Check for an incorrectly adjusted BPP sensor. Refer to EXTERIOR LIGHTING . Check for other DTCs and diagnose those first. Check for aftermarket performance products. |
| PCM P062F:00 | Internal Control Module EEPROM Error: No Sub Type Information | Sets when the PCM detects the read only memory (ROM) is corrupt. Check for other Diagnostic Trouble Codes (DTCs) and diagnose those first. Check for aftermarket performance products. Reprogram or update the calibration. Clear the Diagnostic Trouble Codes (DTCs) and repeat the self-test. If the DTC is retrieved again, carry out the passive PATS parameter reset. |
| PCM P0630:00 | VIN Not Programmed or Incompatible - ECM/PCM: No Sub Type Information | Sets when the PCM detects various VID data that is out of a specified acceptable range. The PCM did not receive a valid vehicle identification number (VIN) during reprogramming. Check for all other module Diagnostic Trouble Codes (DTCs) or related symptoms. Diagnose all other module Diagnostic Trouble Codes (DTCs) before diagnosing this DTC. Reprogram the BCM, instrument cluster, and PCM using as built data. Refer to Flash EEPROM, Programming The VID Block For A Replacement PCM, to reprogram the PCM. |
| PCM P064F:00 | Unauthorized Software/Calibration Detected: No Sub Type Information | Sets when the PCM detects an unauthorized calibration. Reprogram or update the calibration. Reprogram the vehicle identification (VID) block (use as built data). Check for other Diagnostic Trouble Codes (DTCs) or drive symptoms for further action. Check for aftermarket performance products. |
| PCM P1635:00 | Tire/Axle Out of Acceptable Range: No Sub Type Information | Sets when the PCM detects the tire and axle information contained in the vehicle identification (VID) block does not match the vehicle hardware. Using the scan tool, view the tire and axle parameters within the VID block. They must match the vehicle hardware. |
| PCM P1639:00 | Vehicle ID Block Corrupted, Not Programmed: No Sub Type Information | Sets when the PCM detects the VID block is not programmed or the information within is corrupt. Program the PCM to the most recent calibration available. The VID block must be programmed. Refer to Flash EEPROM, Making Changes to the VID Block. |
| PCM P160A:00 | Control Module Vehicle Options Reconfiguration Error: No Sub Type Information | Sets when the PCM detects a mismatch in configuration data and programmable parameters between the PCM and BCM. Reprogram or update the calibration. If the PCM already has the latest calibration, carry out the relearn vehicle data procedure on the scan tool. Check for other Diagnostic Trouble Codes (DTCs) or drive symptoms for further action. Check for aftermarket performance products. |
| PCM P1935:00 | Brake Switch/Sensor Signal: No Sub Type Information | Sets when the PCM does not receive the ABS message within the defined amount of time. The PCM continuously monitors the CAN for messages from the ABS module. Check for other ABS Diagnostic Trouble Codes (DTCs) or ABS related symptoms. Diagnose all other ABS Diagnostic Trouble Codes (DTCs) or ABS related symptoms first. |
| PCM P264F:00 | Engine Serial Number Not Programmed or Incompatible: No Sub Type Information | Sets when the PCM does not receive a valid engine serial number during reprogramming. The VID block must be programmed. Refer to Flash EEPROM, Programming VID Block. If the PCM does not allow reprogramming of the VID block, reflashing of the PCM is required. |
| PCM U1011:00 | Invalid Internal Control Module Monitoring Data Received from ECM/PCM: No Sub Type Information | Sets when the PCM receives invalid data from within the secondary module within the PCM, indicating a concern with module configuration or sensor input. Diagnose all Diagnostic Trouble Codes (DTCs) set by the PCM first. |
| PCM U1012:00 | Invalid Internal Control Module Monitoring Data Received from Anti-Lock Brake System (ABS) Control Module: No Sub Type Information | Sets when the PCM receives invalid data from the ABS module, indicating a concern with module configuration or sensor input to the ABS module. Diagnose all Diagnostic Trouble Codes (DTCs) set by the ABS module first. |
| PCM U1013:00 | Invalid Internal Control Module Monitoring Data Received from TCM: No Sub Type Information | Sets when the PCM receives invalid data from the TCM, indicating a concern with module configuration or sensor input to the TCM. Diagnose all Diagnostic Trouble Codes (DTCs) set by the TCM first. |
| PCM U2100:00 | Initial Configuration Not Complete: No Sub Type Information | Sets when the PCM detects a programming error within the vehicle identification (VID) block. Program the VID block. Refer to Flash EEPROM, Making Changes to the VID Block. If the PCM does not allow reprogramming of the VID block, reflashing of the PCM is required. |
| PCM U2101:00 | Control Module Configuration Incompatible: No Sub Type Information | Sets when the PCM detects the RAM is corrupt. Reprogram or update the calibration. Check for other Diagnostic Trouble Codes (DTCs) or drive symptoms for further action. Check for aftermarket performance products. |
| PCM U2200:00 | Control Module Configuration Memory Corrupt: No Sub Type Information | Sets when the PCM detects a programming error within the vehicle identification (VID) block. Program the VID block. Refer to Flash EEPROM, Making Changes to the VID Block. If the PCM does not allow reprogramming of the VID block, reflashing of the PCM is required. |
Possible Sources
- Network communication concern
- PCM
Pinpoint Tests QA: Unable To Activate Self-Test/Network Communication Error