AutoCodes – Scion – B2273 Scion

B2273 Scion Code - Ignition 2 Monitor Malfunction

Quick Answer

This Diagnostic Trouble Code (DTC) is output when there is a problem in the Ignition 2 (IG2) output circuit, which is from the inside of the Main Body ECU to the Ignition 2 (IG2) Relay. Common causes include Faulty Ignition 2 (IG2) Relay, Ignition 2 (IG2) Relay harness is open or shorted, Ignition 2 (IG2) 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: B2273 Scion indicates Ignition 2 Monitor Malfunction.
Common causes: Common causes include Faulty Ignition 2 (IG2) Relay, Ignition 2 (IG2) Relay harness is open or shorted, Ignition 2 (IG2) 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 506

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 Oct 29, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2273 Scion Description

This Diagnostic Trouble Code (DTC) is output when there is a problem in the Ignition 2 (IG2) output circuit, which is from the inside of the Main Body ECU to the Ignition 2 (IG2) Relay.

OBDII Code B2273 Scion - Ignition 2 Monitor Malfunction - AutoCodes.com — B2273 Scion Code - Ignition 2 Monitor Malfunction

What does this mean?

What are the Possible Causes of the DTC B2273 Scion?

Faulty Ignition 2 (IG2) Relay
Ignition 2 (IG2) Relay harness is open or shorted
Ignition 2 (IG2) Relay circuit poor electrical connection
Faulty Main Body ECU

How to Fix the DTC B2273 Scion?

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 B2273 Scion 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.

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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 B2273 Scion Code

1. What are the common symptoms of OBDII code B2273 (Ignition 2 Monitor Malfunction) in a Scion?

- Common symptoms may include engine misfires, rough idling, decreased fuel efficiency, and the illumination of the check engine light.

2. What can cause the OBDII code B2273 to trigger in a Scion?

- The code B2273 may be triggered by issues with the ignition system, such as faulty ignition coils, spark plugs, or wiring harnesses.

3. How serious is the Ignition 2 Monitor Malfunction code B2273 in a Scion?

- While the symptoms may not always be severe, it is important to address the underlying issue causing the code as it can negatively impact engine performance and fuel efficiency.

4. Can I continue driving my Scion with the B2273 code without repairing it?

- It is not recommended to ignore the B2273 code in a Scion as it can lead to further damage to the engine or emissions system over time.

5. What are some DIY repair tips for fixing the B2273 code in a Scion?

- DIY repair tips may include checking and replacing faulty ignition components, inspecting wiring connections, and clearing the code with an OBDII scanner.

6. How much does it typically cost to repair the Ignition 2 Monitor Malfunction code B2273 in a Scion?

- Repair costs can vary depending on the specific cause of the issue, but it may range from $100 to $500, including parts and labor.

7. Can a faulty battery or alternator cause the B2273 code to appear in a Scion?

- Yes, a weak battery or failing alternator can sometimes lead to voltage irregularities that trigger the B2273 code in a Scion.

8. Is it necessary to visit a dealership for repairs related to the B2273 code in a Scion?

- While a dealership may have specialized knowledge, an experienced independent mechanic can also diagnose and repair the issue related to the B2273 code.

9. How can I prevent the B2273 code from reappearing in my Scion?

- Regular maintenance of the ignition system, including timely replacement of spark plugs and ignition coils, can help prevent the B2273 code from reappearing.

10. Can the B2273 code affect the overall performance of a Scion's engine?

- Yes, unresolved issues related to the B2273 code can impact the engine's performance, leading to reduced power, rough idling, and poor fuel efficiency.