AutoCodes – Honda – P1E42 Honda

P1E42 Honda Code - Electric Servo Brake System Fail-Safe Relay Stuck Off

Quick Answer

The Engine Control Module (ECM) monitors the Electric Servo Brake. Common causes include Faulty Electric Servo Brake, Electric Servo Brake harness is open or shorted, Electric Servo Brake 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: P1E42 Honda indicates Electric Servo Brake System Fail-Safe Relay Stuck Off.
Common causes: Common causes include Faulty Electric Servo Brake, Electric Servo Brake harness is open or shorted, Electric Servo Brake 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 4,511

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 P1E42 Honda Description

The Engine Control Module (ECM) monitors the Electric Servo Brake. The ECM sets the OBDII code when the Electric Servo Brake is not to factory specifications.

OBDII Code P1E42 Honda - Electric Servo Brake System Fail-Safe Relay Stuck Off - AutoCodes.com — P1E42 Honda Code - Electric Servo Brake System Fail-Safe Relay Stuck Off

What does this mean?

What are the Possible Causes of the DTC P1E42 Honda?

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

How to Fix the DTC P1E42 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 P1E42 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 P1E42 Honda code?

Need more information on how to fix the P1E42 Honda code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1E42 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 P1E42 Honda Code

1. What are the common symptoms of OBDII code P1E42 on a Honda related to the Electric Servo Brake System Fail-Safe Relay Stuck Off?

- Common symptoms include the electric parking brake not functioning properly, the brake warning light illuminated on the dashboard, and potential loss of brake assist.

2. What are some possible causes of OBDII code P1E42 Electric Servo Brake System Fail-Safe Relay Stuck Off in a Honda?

- Possible causes may include a malfunctioning fail-safe relay, wiring issues, a faulty electric servo brake system component, or a software glitch.

3. How serious is the OBDII code P1E42 related to the Electric Servo Brake System Fail-Safe Relay Stuck Off in a Honda?

- This code should be taken seriously as it can affect the functionality of the electric parking brake and potentially compromise the vehicle's braking system.

4. Can I continue driving my Honda with OBDII code P1E42 present?

- It is not recommended to continue driving the vehicle with this code present, as it may lead to brake system issues and compromise safety.

5. How can I diagnose and repair OBDII code P1E42 Electric Servo Brake System Fail-Safe Relay Stuck Off in my Honda?

- Diagnosing and repairing this code typically involves using a diagnostic scanner to pinpoint the issue, checking the fail-safe relay and related components, and addressing any wiring or software problems.

6. Is it possible to reset OBDII code P1E42 on a Honda without addressing the underlying issue?

- While you can clear the code with a diagnostic tool, it is crucial to investigate and resolve the root cause to prevent potential safety hazards and ensure proper brake system functionality.

7. Are there any DIY tips for troubleshooting OBDII code P1E42 Electric Servo Brake System Fail-Safe Relay Stuck Off in a Honda?

- DIY tips include checking the fail-safe relay connections, inspecting the wiring for damage, and ensuring the electric parking brake system is functioning correctly.

8. Can a malfunctioning fail-safe relay cause other problems in the electric servo brake system besides OBDII code P1E42 in a Honda?

- Yes, a malfunctioning fail-safe relay can lead to other brake system issues such as erratic parking brake operation or complete failure of the electric servo brake system.

9. How long does it typically take to repair OBDII code P1E42 Electric Servo Brake System Fail-Safe Relay Stuck Off in a Honda?

- The repair time can vary depending on the exact cause of the issue, but it may take anywhere from a few hours to a day for a professional technician to diagnose and fix the problem.

10. Is it necessary to visit a dealership or can an independent mechanic address OBDII code P1E42 on a Honda?

- An independent mechanic with experience in diagnosing and repairing electric brake system issues should be able to address OBDII code P1E42, but dealership service centers can also provide assistance.