Diagnostic Test

WARNING: This page is about a different car, the 2019 RAM 3500 HD and 2019 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

READ AND RECORD DTCS - CHECK FOR THE DTC
NOTE:
If DTCs U010C are present, perform the Diagnostics for that DTC before continuing with this one.
1. Turn ignition on, engine not running.
2. With the scan tool, read DTCs in all Electronic Control Units (ECUs) and record on the repair order.
3. For future reference, with the scan tool, run and save a vehicle Scan Report and all related recorded data.
  Is P0036 active or pending?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
CHECK RELATED PCM AND COMPONENT CONNECTIONS
1. Turn ignition off.
2. Disconnect the Electronic Turbo Actuator harness connector.
  NOTE:
  Check connectors - Clean/repair as necessary.
3. Ignition on, engine not running.
4. After 75 seconds, monitor the system response with the scan tool.
  Is U010C active?
  
  Yes
  - Go To 3
  No
  - Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL, (PCM) 6.7L DIESEL [ETL, ETM, ETN], REMOVAL AND INSTALLATION .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
INTERMITTENT CONNECTION
1. Turn ignition off.
2. Reconnect the Electronic Turbo Actuator harness connector.
3. Ignition on, engine not running.
4. After 75 seconds, monitor the system response with the scan tool.
  Is P0046 active?
  
  Yes
  - Go To 4
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
VISUALLY INSPECT THE PCM CONNECTORS
1. Turn ignition off.
2. Disconnect the PCM harness connector.
  NOTE:
  Check connectors - Clean/repair as necessary.
  
  Were their any dirty or damaged terminals?
  
  Yes
  - Repair/Replace as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 5
CHECK FOR A INTERMITTENT CONNECTION
1. Turn ignition off.
2. Reconnect the Electronic Turbo Actuator harness connector.
3. Reconnect the PCM harness connector.
4. Ignition on, engine not running.
5. After 75 seconds, monitor the system response with the scan tool.
  Is P0046 active?
  
  Yes
  - Replace the Electronic Turbo Actuator in accordance with the Service Information.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .