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.

READ AND RECORD DTCS AND ENVIRONMENTAL DATA - ERASE DTCS AND CHECK FOR DTC TO RETURN

With the scan tool, read DTCs in all Electronic Control Units (ECUs) and record on the repair order.
With the scan tool, run a vehicle Scan Report, or record the Environmental Data related to the DTCs.
With the scan tool, erase all DTCs.
Turn the ignition off for a minimum of 10.0 seconds.
Turn the ignition on.
Using the recorded Environmental Data and the When Monitored Conditions above, operate the vehicle in the conditions that set the DTC.
With the scan tool, read DTCs.
Did the DTC return?

Yes
- With the scan tool, program the Security Gateway Module (SGW) in accordance with the Service Information.
- If programming attempts of the Security Gateway Module (SGW) is unsuccessful, replace the Security Gateway Module (SGW) in accordance with the Service Information. Refer to MODULE, SECURITY GATEWAY (SGW), REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Perform the appropriate INTERMITTENT CONDITION diagnostic procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .