Diagnostic Test
WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
- ACTIVE DTC
- Ignition on, engine not running.
- With the scan tool check for active DTCs.
Is the DTC active?
Yes
- Replace the NOx Sensor 1/2 in accordance with the service information. Refer to SENSOR, NOx , Removal
.NOTE:
If DTCs P1C56, P220B, P229E, P2470, or P2471 are active, perform the diagnostic for those DTCs before replacing the Nox Sensor.
No
- Perform the INTERMITTENT CONDITION - 6.7L diagnostic procedure. Refer to INTERMITTENT CONDITION - 6.7L .
- Replace the NOx Sensor 1/2 in accordance with the service information. Refer to SENSOR, NOx , Removal
.