AutoCodes – Ford – B2A35 Ford

B2A35 Ford Code - Interior Lighting Output Circuit Open

Quick Answer

Power is supplied to the interior courtesy lamps and cargo lamp through the Smart Junction Box (SJB). Common causes include Faulty Interior Lamp, Interior Lamp harness is open or shorted, Interior 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
B2A35 Ford indicates Interior Lighting Output Circuit Open.
Common causes
Common causes include Faulty Interior Lamp, Interior Lamp harness is open or shorted, Interior 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 6,813
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 26, 2020
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Code B2A35 Ford Description

Power is supplied to the interior courtesy lamps and cargo lamp through the Smart Junction Box (SJB). Based on the input status from the ajar switches and the instrument panel dimmer switch, the SJB supplies voltage to the interior courtesy lamp(s). The Diagnostic Trouble Code (DTC) sets when the SJB detects an open from the courtesy lighting output circuit.
OBDII Code B2A35 Ford - Interior Lighting Output Circuit Open - AutoCodes.com
B2A35 Ford Code - Interior Lighting Output Circuit Open

What are the Possible Causes of the DTC B2A35 Ford?

  • Faulty Interior Lamp
  • Interior Lamp harness is open or shorted
  • Interior Lamp circuit poor electrical connection
  • Faulty Smart Junction Box (SJB)

How to Fix the DTC B2A35 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 B2A35 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.

Need more information about the B2A35 Ford code?

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Need Help with the Code?

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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 B2A35 Ford Code

1. What are common symptoms of the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

The common symptoms of this code may include non-functioning interior lights, such as dome lights or courtesy lights.

2. What causes the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

The code B2A35 indicates that there is an open circuit in the interior lighting output circuit, which can be caused by a broken wire, loose connection, or faulty interior light switch.

3. How can I diagnose the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

To diagnose this code, you can start by checking the interior light fuse, inspecting the wiring harness for any damage, and testing the interior light switch for proper functionality.

4. Can a blown fuse cause the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

Yes, a blown fuse can result in the B2A35 code being triggered, as it can disrupt the power supply to the interior lighting circuit.

5. What is the typical repair for the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

The typical repair for this code involves locating and repairing the open circuit in the interior lighting output circuit, which may require repairing or replacing damaged wiring or components.

6. Are there any DIY tips for fixing the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

DIY tips for fixing this code may include visually inspecting the wiring for any obvious damage, checking and replacing any blown fuses, and ensuring all connections are tight and secure.

7. Can a faulty interior light switch trigger the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

Yes, a faulty interior light switch can cause the B2A35 code to be triggered if it is not sending the proper signal to the interior lighting circuit.

8. Is the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open a serious issue?

While this code may not directly affect the drivability of the vehicle, it can be inconvenient to have non-functioning interior lights, especially in low light conditions.

9. How do I reset the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open?

Once the underlying issue causing the code has been repaired, you can reset the code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes.

10. Can the OBDII code B2A35 Ford - Interior Lighting Output Circuit Open be intermittent?

Yes, the B2A35 code can sometimes be intermittent, especially if the issue is related to a loose connection or intermittent wiring problem.

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