AutoCodes – Lexus – P1276 Lexus

P1276 Lexus Code - Port Injector Circuit Number 1

Quick Answer

P1276 Lexus indicates Port Injector Circuit Number 1. Common causes include Faulty Fuel Injector, Fuel Injector harness is open or shorted, Fuel Injector 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: P1276 Lexus indicates Port Injector Circuit Number 1.
Common causes: Common causes include Faulty Fuel Injector, Fuel Injector harness is open or shorted, Fuel Injector 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 9,914

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jul 28, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1276 Lexus Description

OBDII Code P1276 Lexus - Port Injector Circuit Number 1 - AutoCodes.com — P1276 Lexus Code - Port Injector Circuit Number 1

What does this mean?

What are the Possible Causes of the DTC P1276 Lexus?

Faulty Fuel Injector
Fuel Injector harness is open or shorted
Fuel Injector circuit poor electrical connection

How to Fix the DTC P1276 Lexus?

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 P1276 Lexus 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 P1276 Lexus code?

Need more information on how to fix the P1276 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P1276 Lexus Code

1. What are the common symptoms of OBDII code P1276 in a Lexus related to the Port Injector Circuit Number 1?

- Common symptoms include engine misfires, rough idling, loss of power, and reduced fuel efficiency.

2. What are the possible causes of OBDII code P1276 in a Lexus related to the Port Injector Circuit Number 1?

- Possible causes include a faulty fuel injector, wiring issues in the injector circuit, poor electrical connection, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the cause of OBDII code P1276 in a Lexus related to the Port Injector Circuit Number 1?

- Diagnosis involves checking the wiring and connections to the fuel injector, testing the injector for proper operation, and using a scan tool to analyze the ECM data.

4. Can I continue driving my Lexus with OBDII code P1276 related to the Port Injector Circuit Number 1?

- It is not recommended to drive the vehicle with this code as it can lead to further engine damage and decreased performance.

5. How can I repair OBDII code P1276 in a Lexus related to the Port Injector Circuit Number 1?

- Repair options include replacing the faulty fuel injector, repairing any damaged wiring or connections, and resetting the ECM after the issue is resolved.

6. Are there any preventive maintenance tips to avoid OBDII code P1276 in a Lexus related to the Port Injector Circuit Number 1?

- Regularly servicing your vehicle, using high-quality fuel, and ensuring proper electrical system maintenance can help prevent issues leading to this code.

7. Can a DIY enthusiast fix OBDII code P1276 related to the Port Injector Circuit Number 1 in a Lexus?

- While some basic troubleshooting can be done by a skilled DIY individual, it is recommended to seek professional help for accurate diagnosis and repair.

8. How much does it typically cost to repair OBDII code P1276 in a Lexus related to the Port Injector Circuit Number 1?

- Repair costs can vary depending on the exact cause of the issue, but expect to pay for parts and labor, with total costs ranging from a few hundred to over a thousand dollars.

9. Will resetting the OBDII system clear the P1276 code related to the Port Injector Circuit Number 1 in my Lexus?

- Resetting the system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear during subsequent driving cycles.

10. Is it safe to ignore OBDII code P1276 in a Lexus related to the Port Injector Circuit Number 1?

- Ignoring this code can lead to poor engine performance, reduced fuel efficiency, and potential long-term damage, so it is best to address the issue promptly.