Engine-CodesHonda – P1108 1998 Honda Civic

P1108 1998 Honda Civic Code - Barometric Pressure Sensor Circuit High Voltage

Quick Answer

The P1108 diagnostic trouble code (DTC) for a 1998 Honda Civic indicates a problem with the Barometric Pressure Sensor Circuit registering high voltage. Common causes include Faulty Barometric Pressure Sensor, Wiring or connector issues in the Barometric Pressure Sensor Circuit, 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
P1108 1998 Honda Civic indicates Barometric Pressure Sensor Circuit High Voltage.
Common causes
Common causes include Faulty Barometric Pressure Sensor, Wiring or connector issues in the Barometric Pressure Sensor Circuit, 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 Sep 17, 2024
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Code P1108 1998 Honda Civic Description

The P1108 diagnostic trouble code (DTC) for a 1998 Honda Civic indicates a problem with the Barometric Pressure Sensor Circuit registering high voltage. The Barometric Pressure Sensor is a crucial component of the vehicle's engine management system, responsible for measuring the atmospheric pressure and providing this data to the engine control module (ECM). This information is essential for the ECM to calculate the correct air-fuel mixture for optimal engine performance and emissions control.

OBDII Code P1108 1998 Honda Civic - Barometric Pressure Sensor Circuit High Voltage
P1108 1998 Honda Civic Code - Barometric Pressure Sensor Circuit High Voltage

Common Causes of P1108 1998 Honda Civic

  1. Faulty Barometric Pressure Sensor
  2. Wiring or connector issues in the Barometric Pressure Sensor Circuit
  3. Vacuum leaks in the intake system
  4. ECM software or hardware malfunction
  5. Environmental factors affecting atmospheric pressure readings

Symptoms of P1108 1998 Honda Civic

  1. Decreased fuel efficiency
  2. Rough idling or engine misfires
  3. Hesitation or lack of power during acceleration
  4. Engine stalling
  5. Check Engine Light illuminated on the dashboard

How to Fix P1108 1998 Honda Civic

  1. Begin by performing a visual inspection of the Barometric Pressure Sensor and its wiring harness for any signs of damage or corrosion.
  2. Use a multimeter to test the voltage output of the sensor and compare it to the manufacturer's specifications.
  3. If the sensor is faulty, replace it with a new OEM or high-quality aftermarket sensor.
  4. Check and repair any damaged wiring or connectors in the Barometric Pressure Sensor Circuit.
  5. Clear the DTC from the ECM memory using a scan tool and perform a test drive to ensure the issue has been resolved.

Cost to Fix P1108 1998 Honda Civic

The cost of repairing a Barometric Pressure Sensor Circuit high voltage issue on a 1998 Honda Civic can vary depending on the specific cause of the problem and the cost of parts and labor in your area. On average, you can expect to pay between $100 and $300 for parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to get quotes from multiple shops to ensure you're getting a fair price.

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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 P1108 1998 Honda Civic Code

1. What are the common symptoms of OBDII code P1108 on a 1998 Honda Civic?

- Common symptoms include poor engine performance, rough idle, stalling, and decreased fuel efficiency.

2. What does the OBDII code P1108 on a 1998 Honda Civic indicate?

- OBDII code P1108 indicates a high voltage condition in the barometric pressure sensor circuit.

3. What are the possible causes of OBDII code P1108 on a 1998 Honda Civic?

- Possible causes include a faulty barometric pressure sensor, damaged wiring or connectors in the sensor circuit, or a problem with the Engine Control Module (ECM).

4. How can I diagnose the cause of OBDII code P1108 on my 1998 Honda Civic?

- You can diagnose the issue by checking the barometric pressure sensor and its wiring for any visible damage, testing the sensor's resistance, and using a scan tool to monitor sensor data.

5. Can I continue driving my 1998 Honda Civic with OBDII code P1108?

- It is not recommended to drive your vehicle with a P1108 code, as it can lead to further damage and poor engine performance.

6. How do I repair OBDII code P1108 on my 1998 Honda Civic?

- Repair typically involves replacing the faulty barometric pressure sensor, repairing any damaged wiring or connectors, and clearing the code with a scan tool.

7. Is it possible to reset OBDII code P1108 on a 1998 Honda Civic without fixing the issue?

- Resetting the code without addressing the underlying issue may temporarily turn off the Check Engine Light, but the problem will likely reoccur.

8. How much does it cost to fix OBDII code P1108 on a 1998 Honda Civic?

- The cost of fixing OBDII code P1108 can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

9. Can a DIY enthusiast repair OBDII code P1108 on a 1998 Honda Civic?

- DIY enthusiasts with some experience in automotive repair may be able to replace the barometric pressure sensor and check the wiring themselves, but professional diagnosis is recommended.

10. Will OBDII code P1108 affect my 1998 Honda Civic's emissions test results?

- Yes, having an unresolved P1108 code may cause your vehicle to fail emissions testing, as it indicates a problem with the barometric pressure sensor circuit.

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