AutoCodes – Chrysler – P0299 Chrysler

P0299 Chrysler Code - Boost In Range Low

Quick Answer

The Manifold Absolute Pressure (MAP) sensor measures the pressure inside the intake manifold. Common causes include Check other service codes first, Blocked or leaking air intake system, Damaged turbo charger. 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: P0299 Chrysler indicates Boost In Range Low.
Common causes: Common causes include Check other service codes first, Blocked or leaking air intake system, Damaged turbo charger.
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.

Save to My Repairs Step-by-Step Diagnostic Guide My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 12,989

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 May 12, 2019

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P0299 Chrysler Description

The Manifold Absolute Pressure (MAP) sensor measures the pressure inside the intake manifold. The pressure in the intake manifold is affected by turbocharging output, engine speed, accelerator pedal input, ambient air temperature, and Barometric Pressure (BARO). A diaphragm within the MAP pressure sensor is displaced by the pressure changes that occur from the varying load and operating conditions of the engine. Under normal operation, then the lowest pressure that can exist in the intake manifold is equal to the BARO. This occurs when the vehicle is operated at idle or when the ignition is ON while the engine is OFF. The highest manifold pressure occurs when the turbocharger output is high. The manifold pressure range from 58 kPa (8 psi) when pressure are low to more than 296 kPa(42.7 psi) when pressures are high, depending on the BARO.

OBDII Code P0299 Chrysler - Boost In Range Low - AutoCodes.com — P0299 Chrysler Code - Boost In Range Low

What does this mean?

What are the Possible Causes of the DTC P0299 Chrysler?

Check other service codes first
Blocked or leaking air intake system
Damaged turbo charger
Faulty Boost Pressure Sensor

How to Fix the DTC P0299 Chrysler?

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 P0299 Chrysler 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 P0299 Chrysler code?

Need more information on how to fix the P0299 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0299 Chrysler 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 P0299 Chrysler Code

1. What does the OBDII code P0299 mean on a Chrysler?

P0299 indicates that the Engine Control Module (ECM) has detected a "Boost In Range Low" condition, meaning the turbocharger or supercharger is not producing the expected amount of boost pressure.

2. What are common symptoms of the P0299 code in a Chrysler vehicle?

Symptoms may include reduced engine power, poor acceleration, decreased fuel efficiency, black smoke from the exhaust, and the activation of the Check Engine Light.

3. What causes the P0299 code in a Chrysler?

Common causes include a malfunctioning turbocharger or supercharger, a boost pressure leak (e.g., in the intercooler or hoses), a clogged air filter, a faulty wastegate actuator, or issues with the boost pressure sensor.

4. Can I drive my Chrysler with the P0299 code?

While the car may still be drivable, operating the vehicle with reduced power or turbocharger issues can cause further damage. It's best to address the problem as soon as possible.

5. How do I diagnose the P0299 code on my Chrysler?

Start by checking for boost pressure leaks, inspecting the turbocharger or supercharger for damage, examining the wastegate actuator, and testing the boost pressure sensor and related wiring.

6. How can I fix the P0299 code in a Chrysler?

Repairs may include replacing a damaged turbocharger, repairing boost leaks in the intake system, replacing the wastegate actuator, cleaning or replacing a clogged air filter, or fixing wiring issues related to the boost pressure sensor.

7. Can a dirty air filter cause the P0299 code in a Chrysler?

Yes, a clogged or dirty air filter can restrict airflow, leading to insufficient boost pressure and triggering the P0299 code.

8. How much does it cost to repair the P0299 code on a Chrysler?

Repair costs vary widely depending on the root cause. Simple fixes like replacing an air filter may cost under $50, while turbocharger replacement can cost between $1,000 and $3,000.

9. Can a faulty wastegate actuator trigger the P0299 code in a Chrysler?

Yes, if the wastegate actuator fails or becomes stuck, it can prevent the turbocharger from building sufficient boost pressure, resulting in the P0299 code.

10. Will resetting the Check Engine Light fix the P0299 code on a Chrysler?

Resetting the light will temporarily clear the code, but if the underlying issue isn't resolved, the code will return. Proper diagnosis and repair are necessary.