AutoCodes – Honda – P1E4B Honda

P1E4B Honda Code - Slave Cylinder Drive Motor Circuit Open

Quick Answer

The Engine Control Module (ECM) monitors the Slave Cylinder Drive Motor. Common causes include Faulty Electric Servo Brake Control Unit, Electric Servo Brake Control Unit harness is open or shorted, Electric Servo Brake Control Unit 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: P1E4B Honda indicates Slave Cylinder Drive Motor Circuit Open.
Common causes: Common causes include Faulty Electric Servo Brake Control Unit, Electric Servo Brake Control Unit harness is open or shorted, Electric Servo Brake Control Unit 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 2,182

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 Apr 24, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E4B Honda Description

The Engine Control Module (ECM) monitors the Slave Cylinder Drive Motor. The ECM sets the OBDII code when the Slave Cylinder Drive Motor is not to factory specifications.

OBDII Code P1E4B Honda - Slave Cylinder Drive Motor Circuit Open - AutoCodes.com — P1E4B Honda Code - Slave Cylinder Drive Motor Circuit Open

What does this mean?

What are the Possible Causes of the DTC P1E4B Honda?

Faulty Electric Servo Brake Control Unit
Electric Servo Brake Control Unit harness is open or shorted
Electric Servo Brake Control Unit circuit poor electrical connection

How to Fix the DTC P1E4B Honda?

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 P1E4B Honda 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 P1E4B Honda code?

Need more information on how to fix the P1E4B Honda code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1E4B Honda 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 P1E4B Honda Code

1. What are common symptoms of OBDII code P1E4B in a Honda related to the Slave Cylinder Drive Motor Circuit Open?

The common symptoms include difficulty shifting gears, clutch pedal feeling soft or spongy, and the clutch not disengaging properly.

2. What are possible causes of the Slave Cylinder Drive Motor Circuit Open fault code in a Honda?

Potential causes may include a faulty slave cylinder drive motor, damaged wiring or connectors in the circuit, a blown fuse, or a malfunctioning clutch position sensor.

3. How can I diagnose the Slave Cylinder Drive Motor Circuit Open issue in my Honda?

Diagnosis typically involves checking the wiring and connectors for damage, testing the slave cylinder drive motor, inspecting the clutch position sensor, and ensuring the fuse related to the circuit is intact.

4. Can driving with the P1E4B fault code in a Honda cause further damage?

Continuing to drive with this fault code may lead to increased wear on the clutch components, potential failure of the clutch system, and difficulty controlling the vehicle's transmission.

5. Are there any safety concerns associated with the Slave Cylinder Drive Motor Circuit Open problem?

Yes, since the clutch may not disengage properly, there is a risk of losing control over the vehicle's transmission, which can be a safety hazard, especially in traffic or emergency situations.

6. How urgent is it to address the P1E4B fault code in a Honda?

It is recommended to address this issue promptly to avoid further damage to the clutch system and ensure the safe operation of the vehicle.

7. Can I repair the Slave Cylinder Drive Motor Circuit Open problem in my Honda myself?

If you have experience with automotive electrical systems and diagnostics, you may be able to address this issue yourself. Otherwise, it is advisable to seek assistance from a qualified mechanic or technician.

8. What is the typical cost to repair the Slave Cylinder Drive Motor Circuit Open fault in a Honda?

The cost of repair can vary depending on the exact cause of the issue, but it may involve replacing the slave cylinder drive motor, repairing damaged wiring, or addressing other related problems. Costs can range from a few hundred to over a thousand dollars.

9. Is it necessary to clear the OBDII code after fixing the Slave Cylinder Drive Motor Circuit Open problem in a Honda?

Yes, it is important to clear the fault code using an OBDII scanner after addressing the underlying issue. This will reset the vehicle's system and ensure that the repair was successful.

10. How can I prevent the recurrence of the P1E4B fault code in my Honda in the future?

Regular maintenance of the clutch system, including checking for leaks, ensuring proper fluid levels, and addressing any abnormal symptoms promptly, can help prevent the reoccurrence of this fault code.