Diagnostic Test
WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- ACTIVE DTC NOTE:
Check the DEF System for any visual signs of tampering.
- Ignition on, engine not running.
- With the scan tool check for active DTCs.
Are there any other DEF System DTCs present?
Yes
- Diagnose and repair those DTCs before continuing.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Go To 2
- ACTIVE DTC
View repair
Yes
- If this DTC is present, the DEF Tank is Empty causing a de-rate of 5 mph. A minimum of two and a half gallons of approved Diesel Exhaust Fluid must be added.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Perform the INTERMITTENT CONDITION. Refer to INTERMITTENT CONDITION .