Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Pickup. However, it is still accessible from the selected car via links, so may be relevant.

OTHER EGR VALVE DTCS PRESENT
1. Ignition on, engine not running.
2. With the scan tool, read DTCs.
  Are there any EGR circuit DTCs present?
  
  Yes
  - Repair the other EGR Valve DTCs before proceding.
  No
  - Remove and clean the EGR Valve with Mopar EGR system cleaner. Refer to VALVE, Exhaust Gas Recirculation (EGR), 6.7L , Cleaning .
  - Go To 2.
EGR VALVE
1. Ignition on, engine not running.
2. With the scan tool, erase DTC.
3. Test drive the vehicle.
4. With the scan tool, read DTCs.
  Did DTC P0489 return?
  
  Yes
  - Replace the EGR Valve in accordance with the service information.
  - Perform the DIESEL AFTERTREATMENT VALIDATION - 6.7L Procedure. Refer to DIESEL AFTERTREATMENT VALIDATION- 6.7L .
  No
  - Repair complete.
  - Perform the DIESEL AFTERTREATMENT VALIDATION - 6.7L Procedure. Refer to DIESEL AFTERTREATMENT VALIDATION- 6.7L .