Engine-Codes - Generic - B1378

B1378 Code - Oil Change Lamp Circuit Short To Ground

- Code Popularity: 5,130 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B1378?

  • 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 to Fix the B1378 Code?

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 Code B1378?

Labor: 1.0

The cost to diagnose the B1378 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|What are Code B1378 Possible Symptoms?

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

|What Does the B1378 Code Mean?

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.

Oil Change Lamp Circuit Short To Ground

|Need more Information on the B1378 Code?

Need more information on how to fix the B1378 code? Get Access to Factory Service Manuals

|Code B1378 Information for Specific Makes

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

|Need Help with the B1378 Code?

Get the B1378 code diagnosed by a professional: Find a repair shop in your area