P204B - REDUCTANT Pressure Sensor Circuit Range/Performance
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P204B - REDUCTANT PRESSURE SENSOR CIRCUIT RANGE/PERFORMANCE
| Description: The powertrain control module (PCM) completes a plausibility check on the reductant pressure sensor during startup after a successful purge cycle, when the reductant pressure line has been drained. This DTC sets if the reductant pressure sensor signal exceeds 30 kPa (4.4 psi). | |||
Possible Causes:
|
|||
| Diagnostic Aids: Diagnose and repair all circuit DTCs before diagnosing P204B. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST RF . | ||