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Home >> Ford >> 2012 >> Explorer Limited, 3.5 8, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 322 (Engine Controls (Except Diesel & Hybrid) - DTC P0600 - P1647) >> DTC P0720: Output Shaft Speed (OSS) Sensor Circuit

DTC P0720: Output Shaft Speed (OSS) Sensor Circuit

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DTC P0720: OUTPUT SHAFT SPEED (OSS) SENSOR CIRCUIT

Description:  The OSS sensor inputs a signal to the PCM based on the speed of the output shaft of the transmission.
Possible Causes: 
  • OSS circuit short to ground
  • OSS circuit short to voltage
  • OSS circuit open
  • Damaged OSS sensor
Diagnostic Aids:  Verify the sensor signal output varies with the vehicle speed.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
Manual Transmission GO to PINPOINT TEST DP .
Automatic Transmission Refer to the appropriate Automatic Transmission article, Diagnostic Trouble Code (DTC) Index to continue diagnosis.