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Home >> Ford >> 2018 >> Transit-350 Base, Van Cargo Extended, 3.5L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls - Powertrain DTC Charts & Descriptions (Diesel)) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> DTC P0198 - Engine Oil Temperature Sensor Circuit High

DTC P0198 - Engine Oil Temperature Sensor Circuit High

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P0198 - ENGINE OIL TEMPERATURE SENSOR CIRCUIT HIGH

Description:  This DTC sets when the engine oil temperature (EOT) sensor signal voltage is high.
Possible Causes: 
  • EOT circuit short to voltage
  • EOT circuit open
  • SIGRTN circuit open
  • Damaged EOT harness
  • Damaged EOT harness connector
  • Damaged EOT sensor
Diagnostic Aids:  An EOT PID reading greater than 4.76 volts with the ignition ON, engine OFF or during any engine operating mode indicates a concern is present.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST L .