AutoCodes – Generic – B2098

B2098 Code - Ignition Relay ON Stuck

Quick Answer

The Intelligent Power Distribution Module (IPDM) Engine Room (E/R) operates the ignition relay when it receives an ignition switch ON signal from Body Control Module (BCM) via CAN communication. Common causes include Faulty Ignition Relay, Ignition Relay harness is open or shorted, Ignition Relay circuit poor electrical connection. 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: B2098 indicates Ignition Relay ON Stuck.
Common causes: Common causes include Faulty Ignition Relay, Ignition Relay harness is open or shorted, Ignition Relay circuit poor electrical connection.
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.

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Code Popularity 6,289

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 Sep 16, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2098 Description

The Intelligent Power Distribution Module (IPDM) Engine Room (E/R) operates the ignition relay when it receives an ignition switch ON signal from Body Control Module (BCM) via CAN communication. The OBDII code sets when the ignition relay ON is detected for 1 second at ignition switch OFF (CPU monitors the status at the contact and excitation coil circuits of the ignition relay inside it).

OBDII Code B2098 - Ignition Relay ON Stuck - AutoCodes.com — B2098 Code - Ignition Relay ON Stuck

What does this mean?

What are the Possible Causes of the DTC B2098?

Faulty Ignition Relay
Ignition Relay harness is open or shorted
Ignition Relay circuit poor electrical connection
Faulty Intelligent Power Distribution Module (IPDM)

How to Fix the DTC B2098?

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 B2098 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 B2098 code?

Need more information on how to fix the B2098 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2098 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2098 Infiniti — Ignition Relay ON Stuck
B2098 Nissan — Ignition Relay ON Stuck

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 B2098 Code

1. What does the OBDII code B2098 mean?

B2098 indicates that the ignition relay is stuck in the "ON" position, meaning it continues to supply power even when it shouldn't.

2. What are the common symptoms of B2098?

Symptoms include the engine staying powered after the key is turned off, electrical components remaining active, or a drained battery.

3. What causes the ignition relay to get stuck in the ON position?

Common causes include a faulty ignition relay, wiring issues such as short circuits, or a malfunction in the ignition switch.

4. Can I drive my car with the B2098 code?

While the car may still run, driving with this code can lead to battery drain, electrical damage, or safety issues, so it's best to address it promptly.

5. How is the B2098 code diagnosed?

Technicians typically check the ignition relay, inspect related wiring for damage, and test the ignition switch for proper function.

6. How do you fix the B2098 code?

Repairs might involve replacing the ignition relay, repairing damaged wiring, or replacing a faulty ignition switch.

7. How much does it cost to fix the B2098 code?

The cost varies but typically ranges from $50 to $150 for a new ignition relay, plus labor charges if a professional performs the repair.

8. Can a weak battery cause the B2098 code?

A weak battery is unlikely to cause this code, but a drained battery may result from the stuck ignition relay.

9. What tools are needed to fix the B2098 code?

Common tools include a multimeter for testing electrical circuits, a scan tool to clear the code, and basic hand tools for relay or wiring replacement.

10. Can I fix the B2098 code myself?

If you have basic knowledge of electrical systems and access to the right tools, you can attempt the repair. However, consult a professional if you're unsure.