P1498 Code - Exhaust Gas Recirculation Valve Position Sensor Circuit High Voltage

Quick Answer

The P1498 code indicates a problem with the Exhaust Gas Recirculation (EGR) Valve Position Sensor Circuit in the vehicle. Common causes include Faulty EGR valve position sensor, Wiring or connector issues in the sensor circuit, EGR valve stuck open or closed. 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

P1498 indicates Exhaust Gas Recirculation Valve Position Sensor Circuit High Voltage.

Common causes

Common causes include Faulty EGR valve position sensor, Wiring or connector issues in the sensor circuit, EGR valve stuck open or closed.

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.

• Description
• Common Causes
• Symptoms
• How To Fix
• Cost to Fix
• FAQs
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Common Causes of P1498

Symptoms of P1498

How to Fix P1498

Cost to Fix P1498

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Code P1498 Information for Specific Makes

• P1498 Acura — Exhaust Gas Recirculation Valve Position Sensor Circuit High Voltage
• P1498 BMW — Unmetered Air After Compressor
• P1498 Chrysler — High Speed Radiator Relay Ground Control Condition
• P1498 Dodge — High Speed Radiator Relay Ground Control Condition
• P1498 Honda — Exhaust Gas Recirculation Valve Position Sensor Circuit High Voltage
• P1498 Isuzu — EGR Valve Lift Sensor Voltage High
• P1498 Jeep — High Speed Radiator Relay Ground Control Condition
• P1498 KIA — EGR Stepper Motor Malfunction
• P1498 Mazda — EGR Valve Motor Coil 3 Open Or Short
• P1498 MINI — Unmetered Air After Compressor
• P1498 Subaru — EGR Signal Line 2 Circuit Low
• P1498 Volkswagen — Secondary Air System Bank 4 Flow Fault

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 P1498 Code

1. What does the OBDII code P1498 mean?

The P1498 code indicates a high voltage issue in the Exhaust Gas Recirculation (EGR) Valve Position Sensor Circuit, which monitors the EGR valve's position.

2. What are the common symptoms of the P1498 code?

Symptoms may include the check engine light turning on, engine hesitation or rough idling, reduced fuel efficiency, and increased emissions.

3. What causes the P1498 code to appear?

Possible causes include a faulty EGR valve position sensor, damaged or corroded wiring, loose electrical connections, or issues with the vehicle's PCM (Powertrain Control Module).

4. How is the P1498 code diagnosed?

A technician will use an OBDII scanner to confirm the code, inspect the EGR valve and its position sensor, check for wiring or connector damage, and test the voltage in the sensor circuit.

5. Can I drive my car with a P1498 code?

Driving with this code is not recommended as it may lead to increased emissions, poor engine performance, and potential damage to other components.

6. How do I fix the P1498 code?

Repairs may involve replacing the EGR valve position sensor, repairing damaged wiring, cleaning the EGR valve, or updating/reprogramming the PCM.

7. How much does it cost to repair the P1498 code?

The repair cost varies but typically ranges from $150 to $400, depending on the parts and labor involved.

8. Can a dirty EGR valve cause the P1498 code?

Yes, a dirty or clogged EGR valve can interfere with the position sensor's readings and trigger the code.

9. Does the P1498 code affect emissions?

Yes, this code can lead to increased emissions due to improper EGR valve operation.

10. Can I fix the P1498 code myself?

If you have automotive repair experience, you can inspect and clean the EGR valve, check the wiring, and replace the position sensor if necessary. However, more complex issues may require professional help.