AutoCodes – Generic – B17D5

B17D5 Code - Headlamp Status Output Circuit High

Quick Answer

The Multi-Purpose Module (Police And Taxi Interface Module (PTIM)) has detected the Headlamp Switch Sense circuit above a calibrated value. Common causes include Faulty Headlamp Switch Sense, Headlamp Switch Sense harness is open or shorted, Headlamp Switch Sense 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
B17D5 indicates Headlamp Status Output Circuit High.
Common causes
Common causes include Faulty Headlamp Switch Sense, Headlamp Switch Sense harness is open or shorted, Headlamp Switch Sense 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 581
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 02, 2019
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Code B17D5 Description

The Multi-Purpose Module (Police And Taxi Interface Module (PTIM)) has detected the Headlamp Switch Sense circuit above a calibrated value.
OBDII Code B17D5 - Headlamp Status Output Circuit High - AutoCodes.com
B17D5 Code - Headlamp Status Output Circuit High

What are the Possible Causes of the DTC B17D5?

  • Faulty Headlamp Switch Sense
  • Headlamp Switch Sense harness is open or shorted
  • Headlamp Switch Sense circuit poor electrical connection
  • Faulty Multi-Purpose Module (Police And Taxi Interface Module (PTIM))

How to Fix the DTC B17D5?

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 B17D5 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.

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Information for Specific Makes

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 B17D5 Code

1. What are the common symptoms of OBDII code B17D5 (Headlamp Status Output Circuit High)?

The common symptoms include malfunctioning or flickering headlights, dashboard warning light for headlamp issues, and potential issues with the vehicle's lighting system.

2. What are the possible causes of OBDII code B17D5 (Headlamp Status Output Circuit High)?

Possible causes can include a faulty headlamp control module, damaged wiring or connectors in the headlight circuit, a defective headlight switch, or a problem with the vehicle's body control module.

3. How can I diagnose the issue related to OBDII code B17D5 (Headlamp Status Output Circuit High)?

Diagnosis typically involves checking the headlight bulbs, inspecting the wiring and connectors for any damage or corrosion, testing the headlight control module, and using a diagnostic scanner to retrieve trouble codes and data related to the headlamp circuit.

4. Can I continue driving with OBDII code B17D5 (Headlamp Status Output Circuit High) present?

It is not recommended to continue driving with this code present, as it can affect the proper functioning of your vehicle's headlights, compromising visibility and safety, especially in low-light conditions.

5. How can I repair OBDII code B17D5 (Headlamp Status Output Circuit High)?

Repair options may include replacing the headlamp control module, repairing or replacing damaged wiring or connectors, checking and replacing the headlight switch if necessary, and ensuring proper functioning of the entire lighting system.

6. Will resetting the OBDII code B17D5 (Headlamp Status Output Circuit High) make the issue go away?

Simply resetting the code may temporarily clear the warning light, but it will not fix the underlying issue causing the code to trigger. Proper diagnosis and repair are necessary to resolve the problem.

7. Can extreme weather conditions contribute to triggering OBDII code B17D5 (Headlamp Status Output Circuit High)?

Yes, extreme weather conditions such as heavy rain, snow, or extreme heat can potentially damage the headlamp circuit components, leading to the triggering of this fault code.

8. Are there any preventive measures to avoid OBDII code B17D5 (Headlamp Status Output Circuit High)?

Regular maintenance checks on the vehicle's lighting system, prompt replacement of faulty bulbs, and addressing any signs of headlamp issues early can help prevent the occurrence of this fault code.

9. Is it safe to attempt DIY repairs for OBDII code B17D5 (Headlamp Status Output Circuit High)?

While some basic checks like inspecting wiring and connectors can be done by DIY enthusiasts, complex repairs involving control modules or specialized equipment are best handled by professional mechanics to ensure proper diagnosis and repair.

10. How long does it typically take to repair OBDII code B17D5 (Headlamp Status Output Circuit High)?

The repair time can vary based on the specific cause of the issue, availability of parts, and the expertise of the technician. In general, it may take a few hours to a day to diagnose and repair the headlamp circuit problem triggering this fault code.

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