Diagnostic Test

PERFORM THE DRIVER ASSISTANCE SYSTEM MODULE (DASM) - CALIBRATION PROCEDURE
NOTE:
A secure and unmodified mounting location is critical to the proper operation of the DASM.

NOTE:
Vehicles that have had the suspension modified and/or an aftermarket grill installed that blocks the DASM can cause the DASM to not function properly.
1. Verify that the DASM is correctly installed and aligned in accordance with the service information.
2. With the scan tool, perform the Driver Assistance System Module (DASM) - Calibration Procedure.
3. Perform the DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST. Refer to DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST .
  Does this DTC reset after performing the verification test?
  
  Yes
  - Go To 2
  No
  - Performing the calibration routine corrected the condition.
CHECK RELATED HARNESS CONNECTIONS - ERASE DTCS AND CHECK FOR DTC TO RETURN
1. Turn the ignition off.
2. Disconnect all DASM harness connectors.
3. Disconnect all related in-line harness connections (if equipped).
4. Disconnect the related component harness connectors.
5. Inspect harness connectors, component connectors, and all male and female terminals for the following conditions:
  - Proper connector installation.
  - Damaged connector locks.
  - Corrosion.
  - Other signs of water intrusion.
  - Weather seal damage (if equipped).
  - Bent terminals.
  - Overheating due to a poor connection (terminal may be discolored due to excessive current draw).
  - Terminals that have been pushed back into the connector cavity.
  - Perform a terminal drag test on each connector terminal to verify proper terminal tension.
  Repair any conditions that are found.
6. Reconnect all DASM harness connectors. Be certain that all harness connectors are fully seated and the connector locks are fully engaged.
7. Reconnect all in-line harness connectors (if equipped). Be certain that all connectors are fully seated and the connector locks are fully engaged.
8. Reconnect all related component harness connectors. Be certain that all connectors are fully seated and the connector locks are fully engaged.
9. With the scan tool, erase DTCs.
10. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
11. With the scan tool, read DASM DTCs.
  Did the DTC return?
  
  Yes
  - Replace the Driver Assistance System Module (DASM) in accordance with the Service Information. Refer to MODULE, DRIVERS ASSISTANCE SYSTEM (DASM), REMOVAL AND INSTALLATION .
  - Perform the DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST. Refer to DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST .
  No
  - Perform the DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST. Refer to DRIVER ASSISTANCE SYSTEM MODULE (DASM) VERIFICATION TEST .
  - Test complete.