OBD Operation Summary for Fiesta - MotorCraftService.com

Crankshaft Position Sensor MonitorA P0335 malfunction is indicated if there is no crankshaft signal detected. A P0336 malfunction is indicated if a camshaftsignal is present (engine is spinning) but a crankshaft signal is not present, or the number of teeth detected is incorrect,or if the time between teeth is implausible.Crankshaft Position Sensor:DTCsMonitor executionMonitor SequenceSensors OKMonitoring DurationP0335 – Crankshaft Position Sensor "A" CircuitP0336 – Crankshaft Position Sensor "A" Circuit Range/PerformanceContinuous within entry conditionsNoneCRK, CMP12 msTypical Crankshaft Position check entry conditions:Entry Condition Minimum MaximumIgnition “ON”Maximum engine speed to enable tooth number diagnosis512 rpmTypical Crankshaft Position check malfunction thresholds:P0335Signal missing: No signalSignal missing (Sensor signal voltage): > 2.487 V - OR - < 1.2199 VSignal missing (Min and max difference between the voltage based on Engine speed): (Table based onengine speed) 2 V at 992 rpm and 3 V at 8000 rpmP0336Synchronization Error (Signal available):Missing Teeth (Not enough teeth per CAM pulses):Additional Teeth (two or more teeth seen per CAM pulses):Signal Implausible / Loss of Sync. (Did not sync):Crankshaft signal missing: No SignalCONTINENTAL REVISED: SEPTEMBER 17, 2010 PAGE 101 OF 111