Diagnostic Test

WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC
NOTE:
All Key Fobs used with this vehicle should be present during this test.
1. Use the alleged inoperative Key Fob, cycle/press (if equipped with Keyless Go, the KIN button) the ignition on.
  NOTE:
  On the Passive Entry Keyless Go (PEKG)/Keyless Ignition Node (KIN) system, using the rounded end of the Key Fob to press the Stop/Start button can cycle the ignition even if the battery in the Key Fob is dead.
2. With the scan tool, read Radio Frequency Hub Module (RFHM) DTCs and record on the repair order.
3. Press the lock/unlock button of the alleged inoperative Key Fob several times.
4. With the scan tool, read RFHM DTCs.
  Is the DTC active?
  
  Yes
  - Go To 2
  No
  - Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .
CHECK THE KEY FOB
1. With the scan tool, erase the DTCs.
2. Press the ignition off.
3. Put the inoperative Key Fob in the vehicle.
4. With the good Key Fob, start and drive the vehicle above five miles per hour for one mile.
5. Press the ignition off.
6. Operate the inoperative Key Fob in all positions several times.
7. With the scan tool, read RFHM DTCs.
  Is the DTC active?
  
  Yes
  - Replace the Key Fob and program it using the scan tool.
  No
  - Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .