Engine-CodesGeneric – P1106

P1106 Code - Barometric Pressure Sensor Range/Performance Problem

Quick Answer

The P1106 code indicates a Barometric Pressure Sensor Range/Performance Problem. Common causes include Faulty barometric pressure sensor, Wiring issues or poor connections, Vacuum leaks in the intake system. 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
P1106 indicates Barometric Pressure Sensor Range/Performance Problem.
Common causes
Common causes include Faulty barometric pressure sensor, Wiring issues or poor connections, Vacuum leaks in the intake system.
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.
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code P1106 Description

The P1106 code indicates a Barometric Pressure Sensor Range/Performance Problem. This means that the vehicle's onboard computer has detected that the signal from the barometric pressure sensor is outside of the expected range or not performing as it should. The barometric pressure sensor is responsible for measuring the atmospheric pressure and providing this information to the engine control module (ECM) to help optimize fuel/air mixture and ignition timing. When this sensor malfunctions, it can lead to engine performance issues and affect fuel efficiency.

OBDII Code P1106 - Barometric Pressure Sensor Range/Performance Problem
P1106 Code - Barometric Pressure Sensor Range/Performance Problem

Common Causes of P1106

  1. Faulty barometric pressure sensor
  2. Wiring issues or poor connections
  3. Vacuum leaks in the intake system
  4. ECM software or programming issues
  5. Atmospheric pressure changes due to altitude or weather conditions

Symptoms of P1106

  1. Decreased fuel efficiency
  2. Rough idling or stalling
  3. Engine hesitation or surging
  4. Check Engine Light illuminated
  5. Difficulty starting the engine

How to Fix P1106

  1. Use an OBD-II scanner to confirm the P1106 code and diagnose the issue.
  2. Inspect the barometric pressure sensor and wiring for any damage or corrosion.
  3. Test the sensor's voltage output and compare it to specifications.
  4. Replace the barometric pressure sensor if it is faulty.
  5. Clear the trouble code and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1106

The cost of repairing a Barometric Pressure Sensor Range/Performance Problem can vary depending on the make and model of the vehicle, as well as the location and labor rates of the auto repair shop. In general, the cost of replacing a barometric pressure sensor can range from $100 to $300, including parts and labor. Additional costs may apply if other components need to be repaired or replaced. It's recommended to consult with a professional mechanic for a more accurate cost estimation.

Tech Notes for P1106

Sometimes the P1106 is set when Engine Control Module (ECM) can't read the BARO Sensor Circuit. Before replacing any parts try performing the ECM reset procedure.
- Clear code
- Start the engine
- Hold the engine at 3,000 rpm with no load (in Park or neutral) until the radiator fan comes on, then let it idle
- Test-drive with the A/T in 2nd position, M/T in 4th gear
- Press accelerator pedal over 1/2 way down for five seconds
- Check for codes again
- If the codes comes back ECM may need to be replace. If codes don't came back, problem is repaired.

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Code P1106 Information for Specific Makes

  • P1106 Acura — Barometric Pressure Sensor Range/Performance Problem
  • P1106 Buick — Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
  • P1106 Cadillac — Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
  • P1106 Chevrolet — Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
  • P1106 Chrysler — BARO Solenoid Performance
  • P1106 Dodge — BARO Solenoid Performance
  • P1106 Ford — Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
  • P1106 GMC — Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
  • P1106 Honda — Barometric Pressure Sensor Range/Performance Problem
  • P1106 Hyundai — Manifold Absolute Pressure Sensor Short Circuit Intermittent High Input
  • P1106 Lincoln — Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
  • P1106 Mercury — Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
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 P1106 Code

1. What are the common symptoms of OBDII code P1106 (Barometric Pressure Sensor Range/Performance Problem)?

The common symptoms of P1106 may include rough idling, engine misfires, decreased fuel efficiency, and possible stalling.

2. What are the possible causes of OBDII code P1106?

Possible causes of P1106 can include a faulty barometric pressure sensor, damaged wiring or connectors, vacuum leaks, or issues with the engine's air intake system.

3. How can I diagnose the cause of OBDII code P1106?

Diagnosing P1106 typically involves checking the barometric pressure sensor's readings using a scan tool, inspecting the sensor's connections for damage, and testing for vacuum leaks in the engine system.

4. Can I continue driving with OBDII code P1106?

It is generally not recommended to continue driving with P1106 present, as it can lead to further damage to the engine and potentially worsen fuel efficiency.

5. How can I repair OBDII code P1106?

Repairing P1106 may involve replacing the barometric pressure sensor, repairing damaged wiring or connectors, fixing any vacuum leaks, or addressing issues with the air intake system.

6. Is it possible to reset OBDII code P1106 without repairing the issue?

While clearing the error code may temporarily turn off the check engine light, the underlying issue causing P1106 will still persist and should be addressed to prevent further problems.

7. How much does it cost to repair OBDII code P1106?

The cost of repairing P1106 can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor.

8. Can a DIY enthusiast repair OBDII code P1106 at home?

DIY enthusiasts with some automotive experience may be able to replace the barometric pressure sensor or check for vacuum leaks at home, but more complex issues may require professional assistance.

9. Will OBDII code P1106 cause my vehicle to fail an emissions test?

Yes, OBDII code P1106 can cause your vehicle to fail an emissions test, as it indicates a problem with the barometric pressure sensor affecting emissions control.

10. How long does it take to repair OBDII code P1106?

The repair time for P1106 can vary depending on the specific cause and the availability of parts, but it typically takes a few hours to a half-day for a professional mechanic to diagnose and fix the issue.

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