Engine-Codes - Generic - B1387

B1387 Code - Oil Temperature Sensor Circuit Open

- Code Popularity: 4,870 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC B1387?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Oil Temperature Sensor
  • Oil Temperature Sensor harness is open or shorted
  • Oil Temperature Sensor circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)
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How to Fix the DTC B1387?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the B1387 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the B1387 Code Mean?

The Powertrain Control Module (PCM) monitors the Oil Temperature Sensor. The PCM sets the OBDII code when the Oil Temperature Sensor is not to factory specifications.

B1387 Code - Oil Temperature Sensor Circuit Open

Need more Information on the Code?

Need more information on how to fix the B1387 code? Get Access to Factory Service Manuals

Code B1387 Information for Specific Makes

  • B1387 Hyundai Driver Seat Track Position Sensor Short Or Short To Ground
  • B1387 KIA Driver Seat Track Position Sensor Short Or Short To Ground

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