AutoCodes – Generic – P0587

P0587 Code - Cruise Control Vent Control Circuit Low

Quick Answer

The Engine Control Module (ECM) monitors the Speed Control Vent Control Circuit. Common causes include Faulty Speed Control Vent Control, Speed Control Vent Control harness is open or shorted, Speed Control Vent Control circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: P0587 indicates Cruise Control Vent Control Circuit Low.
Common causes: Common causes include Faulty Speed Control Vent Control, Speed Control Vent Control harness is open or shorted, Speed Control Vent Control circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 5,265

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 28, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P0587 Description

The Engine Control Module (ECM) monitors the Speed Control Vent Control Circuit. The ECM sets the OBDII code when the Speed Control Vent Control Circuit is not to factory specifications.

OBDII Code P0587 - Cruise Control Vent Control Circuit Low - AutoCodes.com — P0587 Code - Cruise Control Vent Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC P0587?

Faulty Speed Control Vent Control
Speed Control Vent Control harness is open or shorted
Speed Control Vent Control circuit poor electrical connection

How to Fix the DTC P0587?

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 P0587 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.

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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.