Diagnostic Test

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool, read Antilock Brake System (ABS) DTCs.
  Does the scan tool display any ABS DTCs?
  
  Yes
  - Repair all Antilock Brake System DTCs. Refer to DIAGNOSIS AND TESTING .
  No
  - Go To 2
CHECK DTC IS ACTIVE
NOTE:
If a new RF-Hub Module was replaced, the vehicle must remain stationary for 20 minutes before proceeding with this diagnostic procedure.
1. Turn the ignition on.
2. With the scan tool, read and record RF-Hub Module DTCs.
3. Test drive the vehicle at a speed greater than 32 km/h (20 mph) for 20 minutes in order to receive TPM Sensor data and allow for the system to update.
4. With the scan tool, read RF-Hub DTCs.
  Is the DTC active?
  
  Yes
  - Replace the Radio Frequency (RF Hub) Module in accordance with the Service Information. Refer to MODULE, RADIO FREQUENCY (RF HUB), REMOVAL .
  - Perform the RADIO FREQUENCY HUB (RF-HUB) VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - The condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension and repair as necessary. If no problems are found, test complete.
  - Perform the TPM SENSOR VERIFICATION TEST. Refer to STANDARD PROCEDURE .