AutoCodes – Dodge – P2258 Dodge

P2258 Dodge Code - Secondary Air Injection System Control 'A' Circuit High

Quick Answer

An Air Pump is used on the vehicle to lower tail pipe emissions on start-up. Common causes include Faulty Secondary Air System Relay, Secondary Air System Relay harness is open or shorted, Secondary Air System 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: P2258 Dodge indicates Secondary Air Injection System Control 'A' Circuit High.
Common causes: Common causes include Faulty Secondary Air System Relay, Secondary Air System Relay harness is open or shorted, Secondary Air System 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 2,779

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2258 Dodge Description

An Air Pump is used on the vehicle to lower tail pipe emissions on start-up. The Powertrain Control Module (PCM) grounds the Air Pump Relay Control Circuit which energizes the Air Pump. The PCM also grounds the Air Combination Valve Vacuum Control Solenoid Circuit, which energizes the Air Vacuum Control Solenoid. Vacuum is then applied to both Air Combination Valve Diaphragms which opens the shut-off valves. The PCM enables both circuits simultaneously when Air System operation is desired. When the Air System is active, then Air pump forces fresh air into the exhaust stream in order to accelerate catalyst operation. The AIR combination valves replace the conventional check valves. When the AIR system is inactive the shut-off valves prevent air flow in either direction.

OBDII Code P2258 Dodge - Secondary Air Injection System Control 'A' Circuit High - AutoCodes.com — P2258 Dodge Code - Secondary Air Injection System Control 'A' Circuit High

What does this mean?

What are the Possible Causes of the DTC P2258 Dodge?

Faulty Secondary Air System Relay
Secondary Air System Relay harness is open or shorted
Secondary Air System Relay circuit poor electrical connection
Faulty Secondary Air System Pump

How to Fix the DTC P2258 Dodge?

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 P2258 Dodge 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 P2258 Dodge Code

What does the OBDII code P2258 mean on a Dodge vehicle?

P2258 indicates a high voltage condition in the Secondary Air Injection System Control 'A' Circuit, which is responsible for reducing emissions by injecting air into the exhaust system.

What are common symptoms of a P2258 code in a Dodge?

Common symptoms include an illuminated check engine light, a failed emissions test, potential rough idling, or reduced engine performance in some cases.

What causes the P2258 code to appear in a Dodge?

Possible causes include a faulty air injection control valve, damaged wiring or connectors in the circuit, a malfunctioning relay, or a failed secondary air pump.

Can a P2258 code affect drivability?

In most cases, the vehicle may still drive normally, but prolonged operation with this code could lead to increased emissions and potential damage to the catalytic converter.

How is the P2258 code diagnosed?

A mechanic will use an OBDII scanner to confirm the code, inspect the wiring and connectors for damage, test the air injection pump and control valve, and check for proper relay operation.

What repairs can fix the P2258 code on a Dodge?

Common repairs include replacing a faulty air injection control valve, repairing or replacing damaged wiring, replacing a failed relay, or, in rare cases, replacing the secondary air pump.

Can I clear a P2258 code without repairing the issue?

Clearing the code without addressing the underlying problem may cause it to return and could result in emissions system failure or further damage.

Is it safe to drive with a P2258 code on a Dodge?

While the vehicle may remain drivable, ignoring the code can lead to increased emissions and possible damage to the catalytic converter over time.

How much does it cost to repair a P2258 code?

Repair costs vary depending on the issue, ranging from $50–$200 for minor wiring repairs to $300–$800 if the air injection pump or control valve needs replacement.

Can a clogged air injection system cause a P2258 code?

Yes, a clogged or restricted air injection system can cause electrical strain, leading to a high voltage condition and triggering the P2258 code.