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
Is the DTC active or stored?

Yes
- Go To 2
No
- Perform the THEFT AND SECURITY SYSTEM INTERMITTENT TEST. Refer to STANDARD PROCEDURE .
RESET/RECONFIGURE THE RADIO FREQUENCY HUB (RF-HUB)
1. Turn the ignition on.
2. With the scan tool, select ECU View. This will list the Modules on the vehicle. Read and record the listed Modules.
  NOTE:
  A Scan Report will list all the Modules on the vehicle.
3. With the scan tool, select the Radio Frequency Hub and then press Miscellaneous Functions.
4. Press Reset ECU.
5. Turn the ignition from on to off three times and read the active RF-Hub DTCs.
  Is the DTC active?
  
  Yes
  - Go To 3
  No
  - Repair is complete.
RESET/RECONFIGURE THE RF-HUB
1. With the scan tool, select the RF-HUB and then press Miscellaneous Functions.
2. Press Reset ECU.
3. Turn the ignition from on to off three times and read the active RF-Hub DTCs.
  Did the DTC return?
  
  Yes
  - Replace the Radio Frequency Hub (RF-Hub) 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
  - Repair is complete.