Diagnostic Test

WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool, erase DTCs in the PCM.
3. Test drive the vehicle.
4. With the scan tool, select View DTCs.
  Is the status Active for this DTC?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT DTC .
CHECK THE AIR FILTER
1. Turn the ignition off.
2. Remove and inspect the Air Filter for soiling or excessive dirt and debris which may cause air flow restriction.
  Were any of these problems found?
  
  Yes
  - Replace the Air Filter element in accordance with the service information.
  - Perform the PCM VERIFICATION TEST. Refer to PCM VERIFICATION TEST .
  No
  - Go To 3
CHECK FOR AN AIR RESTRICTION
1. Inspect all air intake, crankcase vent, charge air cooler and Turbocharger related tubes and hoses for damage, restrictions or poor connections or leaks.
2. Inspect the exhaust system and related tubes for damage, restrictions or poor connections.
  Were any problems found?
  
  Yes
  - Repair or replace as necessary.
  - Perform the PCM VERIFICATION TEST. Refer to PCM VERIFICATION TEST .
  No
  - Replace the Turbocharger assembly in accordance with the service information. Refer to TURBOCHARGER, REMOVAL .
  - Perform the PCM VERIFICATION TEST. Refer to PCM VERIFICATION TEST .