Diagnostic Test

WARNING: This page is about a different car, the 2020 Chrysler 300 and 2019 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC
1. Gain access to the RF Hub connectors. Refer to MODULE, RADIO FREQUENCY (RF HUB), REMOVAL .
2. Disconnect and reconnect the Remote Start Antenna at the RF Hub Module. Refer to ANTENNA, REMOTE START, REMOVAL .
3. With the scan tool, read RF Hub DTCs and record on the repair order.
4. Turn the ignition to the Lock position.
5. Start the engine and allow to run for 30 seconds.
6. With the scan tool, read RF Hub DTCs.
  Is the DTC active?
  
  Yes
  - Go to 2
  No
  - The condition or conditions that originally set this DTC are not present at this time. Using the appropriate SYSTEM 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 BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE REMOTE START ANTENNA CONNECTION
1. Disconnect the Remote Start Antenna.
2. Replace the antenna with a known good antenna. Refer to ANTENNA, REMOTE START, REMOVAL .
3. Turn the ignition to the Lock position.
4. Start the engine and allow to run for 30 seconds.
5. With the scan tool, read RF Hub DTCs.
  Did the DTC return?
  
  Yes
  - Replace the Radio Frequency Hub in accordance with the Service Information. Refer to MODULE, RADIO FREQUENCY (RF HUB), REMOVAL .
  - Perform the RADIO FREQUENCY HUB VERIFICATION TEST. Refer to RADIO FREQUENCY HUB (RF HUB) VERIFICATION TEST .
  No
  - Replace the Remote Start Antenna in accordance with the Service Information. Refer to ANTENNA, REMOTE START, INSTALLATION .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .