DTC U2101: Control Module Configuration Incompatible: Description

With Adaptive Cruise Control 

1. This DTC sets when the C-CM  detects the BCM is not transmitting the correct configuration information. The BCM needs to be configured.
2. CHECK the vehicle service history for recent service actions related to this module. This DTC sets due to incomplete or incorrect PMI procedures. If there have been recent service actions with this module, REPEAT the PMI procedure as directed by the scan tool (REFER to PROGRAMMABLE MODULE INSTALLATION (PMI) . If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data. REFER to CRUISE CONTROL MODULE (C-CM) .

Without Adaptive Cruise Control 

1. CHECK the service history for recent service actions related to the ABS. This DTC sets due to incomplete or improper PMI procedures.
2. If there have been recent service actions with this module, REPEAT the PMI using as-built data.
3. If there have been no recent service actions and the vehicle is not equipped with adaptive cruise control, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE .
4. If there have been no recent service actions and the vehicle is equipped with adaptive cruise control, INSTALL a new ABS module and HCU. REFER to HYDRAULIC CONTROL UNIT (HCU)