DDEC III/IV Single ECM Troubleshooting – Section 36.1 Description of Flash Code 36

Section 36.1
Description of Flash Code 36

Flash Code 36 indicates that the engine Oil Pressure Sensor (OPS), see Figure "Oil Pressure Sensor" , input to the ECM has dropped below 5% (normally < 0.25 volts) of the sensor supply voltage.‪

This diagnostic condition is typically:‪

  • Open sensor signal circuit
  • Open sensor +5 volt supply circuit
  • Sensor signal is shorted to sensor return circuit or to ground
  • Sensor +5 volt supply is shorted to the sensor return circuit


DDEC III/IV Single ECM Troubleshooting Guide - 6SE497
Generated on 10-13-2008

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