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P0412 Chrysler Code - Secondary Air Injection Switchover Solenoid Circuit

Quick Answer

The P0412 code for Chrysler vehicles refers to an issue with the Secondary Air Injection Switchover Solenoid Circuit. Common causes include Faulty Secondary Air Injection Switchover Solenoid, Damaged wiring or connectors, Defective control module. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
P0412 Chrysler indicates Secondary Air Injection Switchover Solenoid Circuit.
Common causes
Common causes include Faulty Secondary Air Injection Switchover Solenoid, Damaged wiring or connectors, Defective control module.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
What is this?
Table of contents Created and updated by William Orellana on Aug 30, 2024
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Code P0412 Chrysler Description

The P0412 code for Chrysler vehicles refers to an issue with the Secondary Air Injection Switchover Solenoid Circuit. This system is designed to inject fresh air into the exhaust system to help reduce emissions. The switchover solenoid is responsible for controlling the flow of air into the exhaust system. When this circuit malfunctions, it can lead to increased emissions and reduced fuel efficiency.

OBDII Code P0412 Chrysler - Secondary Air Injection Switchover Solenoid Circuit
P0412 Chrysler Code - Secondary Air Injection Switchover Solenoid Circuit

Common Causes of P0412 Chrysler

  1. Faulty Secondary Air Injection Switchover Solenoid
  2. Damaged wiring or connectors
  3. Defective control module
  4. Clogged or blocked air injection system
  5. Corrosion or rust in the system components

Symptoms of P0412 Chrysler

  1. Check Engine Light is illuminated
  2. Increased emissions
  3. Reduced fuel efficiency
  4. Rough idling or stalling
  5. Difficulty starting the vehicle

How to Fix P0412 Chrysler

  1. Diagnose the issue using a scan tool to confirm the P0412 code
  2. Inspect the secondary air injection system components for any visible damage or blockages
  3. Test the switchover solenoid and wiring for continuity and proper operation
  4. Replace the faulty switchover solenoid or repair any damaged wiring
  5. Clear the code and test drive the vehicle to ensure the issue has been resolved

Cost to Fix P0412 Chrysler

The cost of repairing a P0412 code can vary depending on the extent of the issue and the specific components that need to be replaced. On average, the repair cost for this issue can range from $200 to $500, including parts and labor. It's important to keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

When is the Code Detected?

The DTC P0412 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM.

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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.

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