AutoCodes – Ford – B1358 Ford

B1358 Ford Code - Ignition Run Circuit Short To Ground

Quick Answer

The Ignition Switch RUN circuit provides greater than 10 volts through the circuits to the Smart Junction Box (SJB) when the key is in the RUN position. Common causes include Faulty Ignition Switch, Ignition Switch harness is open or shorted, Ignition Switch 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: B1358 Ford indicates Ignition Run Circuit Short To Ground.
Common causes: Common causes include Faulty Ignition Switch, Ignition Switch harness is open or shorted, Ignition Switch 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 2,598

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 15, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1358 Ford Description

The Ignition Switch RUN circuit provides greater than 10 volts through the circuits to the Smart Junction Box (SJB) when the key is in the RUN position. The OBDII sets when the Ignition Switch signal is not factory specifications.

OBDII Code B1358 Ford - Ignition Run Circuit Short To Ground - AutoCodes.com — B1358 Ford Code - Ignition Run Circuit Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1358 Ford?

Faulty Ignition Switch
Ignition Switch harness is open or shorted
Ignition Switch circuit poor electrical connection
Faulty Smart Junction Box (SJB)

How to Fix the DTC B1358 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 B1358 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 B1358 Ford code?

Need more information on how to fix the B1358 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1358 Ford 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 B1358 Ford Code

1. What are common symptoms of OBDII code B1358 in a Ford related to the Ignition Run Circuit Short To Ground?

- Common symptoms include difficulty starting the vehicle, stalling, or intermittent loss of power while driving.

2. What can cause the Ignition Run Circuit Short To Ground issue in a Ford triggering the B1358 code?

- Possible causes include a short circuit in the ignition system wiring, a faulty ignition switch, or a damaged ignition coil.

3. How serious is the B1358 OBDII code related to Ignition Run Circuit Short To Ground in a Ford?

- This issue can potentially lead to sudden engine shutdowns while driving, making it a serious safety concern that should be addressed promptly.

4. What are some diagnostic steps to troubleshoot the B1358 code for an Ignition Run Circuit Short To Ground in a Ford?

- Diagnostic steps may involve checking the wiring harness for damage, testing the ignition switch for proper functionality, and inspecting the ignition coil for any issues.

5. Can I continue driving my Ford with the B1358 code and Ignition Run Circuit Short To Ground issue?

- It is not recommended to continue driving the vehicle with this code as it can lead to unpredictable engine behavior and potential safety risks.

6. How can I repair the Ignition Run Circuit Short To Ground problem causing the B1358 code in my Ford?

- Repairing this issue may involve repairing or replacing damaged wiring, replacing a faulty ignition switch, or addressing any issues with the ignition coil.

7. Will resetting the OBDII code B1358 related to Ignition Run Circuit Short To Ground in my Ford make the problem go away?

- Simply clearing the code without addressing the underlying issue will not fix the problem, and the code is likely to reappear until the root cause is resolved.

8. Can a DIY enthusiast fix the B1358 code for Ignition Run Circuit Short To Ground in a Ford?

- Depending on the DIYer's skill level and access to tools, some may be able to troubleshoot and repair this issue themselves. However, professional help is recommended for complex electrical issues.

9. How much can I expect to pay for repairing the B1358 code related to Ignition Run Circuit Short To Ground in a Ford?

- Repair costs can vary depending on the specific cause of the issue and labor rates in your area. It's best to consult with a mechanic for an accurate estimate.

10. How can I prevent the B1358 code related to Ignition Run Circuit Short To Ground from occurring in my Ford in the future?

- Regular maintenance, such as checking the condition of the ignition system components and addressing any wiring issues promptly, can help prevent this code from appearing.