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P1900 - Output Shaft Speed Sensor Circuit Intermittent

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DTC DESCRIPTION P1900 - OUTPUT SHAFT SPEED SENSOR CIRCUIT INTERMITTENT

Description:  This DTC sets when the OSS sensor signal to the PCM is irregular or interrupted.
Possible Causes: 
  • OSS sensor connector not correctly seated
  • OSS harness circuits intermittent open
  • OSS harness circuits intermittent short
  • Damaged OSS sensor connector
  • OSS sensor damaged, or not installed correctly
Diagnostic Aids:  Verify the OSS harness and connector integrity. Verify correct installation of the OSS sensor.
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, Pinpoint Test Output Shaft Speed Sensor to continue diagnosis.
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