AutoCodesMINI – P1508 MINI

P1508 MINI Code - Idle Speed Control Valve Opening Solenoid Control Open Circuit

Quick Answer

P1508 MINI indicates Idle Speed Control Valve Opening Solenoid Control Open Circuit. Common causes include Faulty Idle Air Control (IAC) valve, Idle Air Control (IAC) valve harness is open or shorted, Idle Air Control (IAC) valve 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
P1508 MINI indicates Idle Speed Control Valve Opening Solenoid Control Open Circuit.
Common causes
Common causes include Faulty Idle Air Control (IAC) valve, Idle Air Control (IAC) valve harness is open or shorted, Idle Air Control (IAC) valve 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,145
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 25, 2019
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Code P1508 MINI Description

OBDII Code P1508 MINI - Idle Speed Control Valve Opening Solenoid Control Open Circuit - AutoCodes.com
P1508 MINI Code - Idle Speed Control Valve Opening Solenoid Control Open Circuit

What are the Possible Causes of the DTC P1508 MINI?

  • Faulty Idle Air Control (IAC) valve
  • Idle Air Control (IAC) valve harness is open or shorted
  • Idle Air Control (IAC) valve circuit poor electrical connection

How to Fix the DTC P1508 MINI?

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 P1508 MINI 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.

Frequently Asked Questions about P1508 MINI Code

What does OBDII code P1508 on a MINI mean?

P1508 indicates an open circuit in the Idle Speed Control Valve Opening Solenoid Control, meaning the system is unable to regulate idle speed properly.

What are the symptoms of code P1508 on a MINI?

Common symptoms include rough idling, stalling, difficulty starting, and possibly an illuminated check engine light.

What causes the P1508 code on a MINI?

Typical causes include a faulty idle control valve, damaged wiring or connectors, or issues with the engine control module (ECM).

Can I drive my MINI with code P1508?

Driving with this code is possible but not recommended, as poor idling or stalling could lead to unsafe driving conditions.

How do I fix code P1508 on a MINI?

Repairs may involve inspecting and replacing the idle control valve, repairing damaged wiring, or diagnosing ECM-related issues.

How do I test the idle control valve for code P1508?

Use a multimeter to check for proper voltage and continuity in the idle control valve and associated wiring.

What tools are needed to diagnose code P1508?

Basic tools include a multimeter, OBDII scanner, and potentially a wiring diagram for the MINI’s idle control circuit.

Is code P1508 specific to MINI vehicles?

While P1508 is not exclusive to MINI, its definition and troubleshooting steps may vary between manufacturers.

How much does it cost to repair code P1508 on a MINI?

Costs can range from $100 to $400 depending on whether the issue is with the idle control valve, wiring, or ECM.

Can a dirty throttle body cause code P1508?

Yes, a dirty throttle body can affect airflow and idle control, potentially triggering this code in some instances.

Discuss the causes and fixes for P1508 MINI OBDII Code

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