AutoCodes – Generic – B1375

B1375 Code - Oil Change Lamp Circuit Open

Quick Answer

The Powertrain Control Module (PCM) monitors the Oil Change Lamp. Common causes include Faulty Oil Change Lamp, Oil Change Lamp harness is open or shorted, Oil Change Lamp circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: B1375 indicates Oil Change Lamp Circuit Open.
Common causes: Common causes include Faulty Oil Change Lamp, Oil Change Lamp harness is open or shorted, Oil Change Lamp circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 9,217

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Mar 19, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1375 Description

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.

OBDII Code B1375 - Oil Change Lamp Circuit Open - AutoCodes.com — B1375 Code - Oil Change Lamp Circuit Open

What does this mean?

What are the Possible Causes of the DTC B1375?

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 DTC B1375?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1375 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B1375 code?

Need more information on how to fix the B1375 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1375 code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1375 Code

1. What are common symptoms of OBDII code B1375 (Oil Change Lamp Circuit Open)?

The most common symptom is the illumination of the oil change lamp on the dashboard even when the oil has been recently changed.

2. What causes the OBDII code B1375 to trigger?

This code is usually triggered by a break or open circuit in the oil change lamp circuit, which can be caused by damaged wiring, a faulty oil change lamp switch, or a malfunctioning control module.

3. How can I diagnose the cause of OBDII code B1375?

To diagnose this code, you can start by checking the wiring and connections related to the oil change lamp circuit, testing the oil change lamp switch for proper operation, and using a diagnostic scanner to pinpoint the exact issue.

4. Can I continue driving with OBDII code B1375 active?

While the vehicle should still be safe to drive with this code, it is recommended to address the underlying issue promptly to ensure that the oil change lamp functions properly for maintenance reminders.

5. How can I repair OBDII code B1375 (Oil Change Lamp Circuit Open)?

Repairing this code typically involves locating and fixing the open circuit in the oil change lamp circuit, replacing any damaged wiring or components, and resetting the fault code using a diagnostic scanner.

6. Is it possible to reset OBDII code B1375 without fixing the issue?

Resetting the code without addressing the root cause will only temporarily clear the code. The issue will likely reappear until the underlying problem with the oil change lamp circuit is resolved.

7. Can a DIY enthusiast fix OBDII code B1375 at home?

Yes, if you have the necessary tools and knowledge of automotive electrical systems, you may be able to diagnose and repair this code at home. However, if you're unsure, it's recommended to seek professional help.

8. Will OBDII code B1375 affect the engine's performance?

No, this code is related to the oil change lamp circuit and does not directly impact the engine's performance or drivability. It is primarily a maintenance reminder issue.

9. How long does it typically take to repair OBDII code B1375?

The repair time can vary depending on the exact cause of the issue and the complexity of accessing the components involved. In general, it may take anywhere from 30 minutes to a few hours to diagnose and fix the problem.

10. Can extreme weather conditions cause OBDII code B1375 to trigger?

While not a common cause, extreme weather conditions such as excessive heat or moisture can potentially damage the wiring or components in the oil change lamp circuit, leading to the triggering of this code.