AutoCodes – Generic – B1458

B1458 Code - Wiper Washer Pump Motor Relay Circuit Failure

Quick Answer

The Body Control Module (BCM) monitors the Wiper Washer Pump Motor Relay. Common causes include Faulty Wiper Washer Pump Motor Relay, Wiper Washer Pump Motor Relay harness is open or shorted, Wiper Washer Pump Motor Relay 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: B1458 indicates Wiper Washer Pump Motor Relay Circuit Failure.
Common causes: Common causes include Faulty Wiper Washer Pump Motor Relay, Wiper Washer Pump Motor Relay harness is open or shorted, Wiper Washer Pump Motor Relay 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 9,683

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 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1458 Description

The Body Control Module (BCM) monitors the Wiper Washer Pump Motor Relay. The BCM sets the OBDII code when the Wiper Washer Pump Motor Relay is not to factory specifications.

OBDII Code B1458 - Wiper Washer Pump Motor Relay Circuit Failure - AutoCodes.com — B1458 Code - Wiper Washer Pump Motor Relay Circuit Failure

What does this mean?

What are the Possible Causes of the DTC B1458?

Faulty Wiper Washer Pump Motor Relay
Wiper Washer Pump Motor Relay harness is open or shorted
Wiper Washer Pump Motor Relay circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1458?

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 B1458 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 B1458 code?

Need more information on how to fix the B1458 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1458 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 B1458 Code

1. What are the common symptoms of OBDII code B1458 (Wiper Washer Pump Motor Relay Circuit Failure)?

The common symptoms include inoperative windshield washer pump, malfunctioning wiper system, and failure of the washer fluid to spray onto the windshield.

2. What are the potential causes of OBDII code B1458?

Possible causes of B1458 can include a faulty wiper washer pump motor relay, damaged wiring or connectors in the relay circuit, or a malfunctioning washer pump motor.

3. How can I diagnose OBDII code B1458?

Diagnosing B1458 typically involves using a diagnostic scanner to retrieve the code, checking the wiring and connectors in the relay circuit, testing the relay itself, and inspecting the washer pump motor for proper function.

4. What are some repair tips for resolving OBDII code B1458?

Repair tips for B1458 may include replacing the wiper washer pump motor relay, repairing or replacing damaged wiring or connectors in the circuit, and ensuring the washer pump motor is functioning correctly.

5. Can I drive my vehicle with OBDII code B1458 present?

It is generally safe to drive with OBDII code B1458, but it is recommended to address the issue promptly to ensure the proper functioning of the windshield washer system.

6. Will OBDII code B1458 cause my windshield wipers to stop working?

While B1458 specifically relates to the wiper washer pump motor relay circuit, if left unresolved, it could potentially lead to issues with the wiper system due to the interconnected nature of automotive electrical systems.

7. How much does it typically cost to repair OBDII code B1458?

The cost of repairing B1458 can vary depending on the extent of the issue, the cost of parts, and labor rates. It is advisable to consult with a mechanic or dealership for an accurate estimate.

8. Can a DIY enthusiast fix OBDII code B1458 at home?

Depending on your skill level and access to tools, DIY enthusiasts may be able to diagnose and repair B1458 at home by following repair guides or tutorials specific to their vehicle make and model.

9. Is OBDII code B1458 a common issue in certain vehicle models?

While the occurrence of B1458 may vary across different vehicle models, issues related to the wiper washer pump motor relay circuit are relatively common in vehicles equipped with such systems.

10. How can I prevent OBDII code B1458 from recurring in the future?

To prevent the recurrence of B1458, it is essential to perform regular maintenance on the windshield washer system, inspect wiring and connectors for damage, and address any issues promptly to avoid further complications.