Engine-Codes - Generic - B1378

B1378 - Oil Change Lamp Circuit Short To Ground

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B1378 Possible Causes

  • Faulty Oil Change Lamp
  • Oil Change Lamp harness is open or shorted
  • Oil Change Lamp circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How is the B1378 code repair?

Start by checking 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's pins.

What is the cost to diagnose the B1378 code

Labor: 1.0

The cost to diagnose the B1378 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

B1378 Meaning

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

More Information

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Information for specific makes

  • B1378 HYUNDAI Front-Driver Side Airbag Resistance Too High
  • B1378 KIA Front-Driver Side Airbag Resistance Too High

Need more help?

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