AutoCodes – Ford – B1694 Ford

B1694 Ford Code - Autolamp On Circuit Open

Quick Answer

The Body Control Module (BCM) monitors the Autolamp On Circuit. Common causes include Faulty Autolamp On Circuit, Faulty Body Control Module (BCM). 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: B1694 Ford indicates Autolamp On Circuit Open.
Common causes: Common causes include Faulty Autolamp On Circuit, Faulty Body Control Module (BCM).
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 679

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 Jun 19, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1694 Ford Description

The Body Control Module (BCM) monitors the Autolamp On Circuit. The BCM sets the OBDII code when the Autolamp On Circuit is not to factory specifications.

OBDII Code B1694 Ford - Autolamp On Circuit Open - AutoCodes.com — B1694 Ford Code - Autolamp On Circuit Open

What does this mean?

What are the Possible Causes of the DTC B1694 Ford?

Faulty Autolamp On Circuit
Faulty Body Control Module (BCM)

How to Fix the DTC B1694 Ford?

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 B1694 Ford 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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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 B1694 Ford Code

1. What are the common symptoms of OBDII code B1694 (Ford) Autolamp On Circuit Open?

- Common symptoms include the autolamp (automatic headlights) failing to turn on or off as expected, or the autolamp system not functioning properly.

2. What could cause the OBDII code B1694 Autolamp On Circuit Open in a Ford vehicle?

- The code may be triggered by a damaged wiring harness, a faulty autolamp switch, a defective autolamp sensor, or a problem with the autolamp control module.

3. How can I diagnose the Autolamp On Circuit Open issue in my Ford vehicle?

- To diagnose this issue, you can start by checking the wiring harness for any visible damage, testing the autolamp switch for functionality, inspecting the autolamp sensor, and scanning the autolamp control module for faults.

4. Is it safe to continue driving with the Autolamp On Circuit Open OBDII code present?

- While the code itself may not affect the drivability of the vehicle, it is important to address the underlying issue to ensure proper functioning of the autolamp system, especially for nighttime driving.

5. Can I repair the Autolamp On Circuit Open issue in my Ford vehicle myself?

- Depending on your level of automotive expertise, you may be able to repair this issue yourself by identifying and fixing the root cause, such as repairing damaged wiring or replacing a faulty component.

6. Will resetting the OBDII code B1694 resolve the Autolamp On Circuit Open problem?

- Resetting the code may temporarily clear the error message, but it will not fix the underlying issue causing the Autolamp On Circuit Open problem. It is important to diagnose and address the root cause to prevent recurrence.

7. How much does it typically cost to repair the Autolamp On Circuit Open issue in a Ford vehicle?

- The cost of repair can vary depending on the specific cause of the issue and whether you choose to fix it yourself or take it to a professional mechanic. Costs may include parts and labor.

8. Are there any preventive measures I can take to avoid the Autolamp On Circuit Open OBDII code in the future?

- To prevent the Autolamp On Circuit Open issue, you can regularly inspect the autolamp system components, ensure proper wiring connections, and address any issues promptly to avoid further damage.

9. Can extreme weather conditions affect the likelihood of triggering the Autolamp On Circuit Open code?

- Extreme weather conditions, such as exposure to moisture or temperature fluctuations, can potentially impact the autolamp system components and wiring, leading to the triggering of the Autolamp On Circuit Open code.

10. How long does it usually take to repair the Autolamp On Circuit Open issue in a Ford vehicle?

- The repair time can vary depending on the complexity of the issue and the availability of parts. Simple fixes like repairing a damaged wire may take less time, while diagnosing and replacing a faulty component may require more time.