AutoCodes – GMC – P1294 GMC

P1294 GMC Code - Injector Circuit Low To High Current Transition Time Bank 2

Quick Answer

This diagnostic applies to internal microprocessor integrity conditions within the Fuel Injection Control Module (FICM). Common causes include Check fuel injectors connectors, Faulty Fuel Injection Control Module (FICM), Fuel Injection Control Module harness is open or shorted. 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
P1294 GMC indicates Injector Circuit Low To High Current Transition Time Bank 2.
Common causes
Common causes include Check fuel injectors connectors, Faulty Fuel Injection Control Module (FICM), Fuel Injection Control Module harness is open or shorted.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 906
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 24, 2021
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Code P1294 GMC Description

This diagnostic applies to internal microprocessor integrity conditions within the Fuel Injection Control Module (FICM). The Diagnostic Trouble Code (DTC) will be set when there is an internal failure in the FICM for less than 1 second.
OBDII Code P1294 GMC - Injector Circuit Low To High Current Transition Time Bank 2 - AutoCodes.com
P1294 GMC Code - Injector Circuit Low To High Current Transition Time Bank 2

What are the Possible Causes of the DTC P1294 GMC?

  • Check fuel injectors connectors
  • Faulty Fuel Injection Control Module (FICM)
  • Fuel Injection Control Module harness is open or shorted
  • Fuel Injection Control Module circuit poor electrical connection

How to Fix the DTC P1294 GMC?

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 P1294 GMC 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 P1294 GMC code?

Need more information on how to fix the P1294 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1294 GMC code diagnosed by a professional: Find a repair shop in your area

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 P1294 GMC Code

1. What are the common symptoms of OBDII code P1294 GMC?

The common symptoms of code P1294 GMC include rough idling, poor acceleration, and decreased fuel efficiency.

2. What can cause the OBDII code P1294 GMC to trigger?

The P1294 code is triggered when the Engine Control Module (ECM) detects that the transition time from low to high current in the injector circuit of bank 2 is outside the normal range.

3. How serious is the P1294 GMC code?

While the P1294 code may not cause immediate engine failure, it can lead to performance issues and should be addressed promptly to prevent further damage to the vehicle.

4. How can I diagnose the P1294 GMC code?

Diagnosing the P1294 code typically involves using a scan tool to read the code, checking the injector circuit wiring for any faults, and testing the injector itself for proper operation.

5. What are the possible repair options for OBDII code P1294 GMC?

Repair options for code P1294 GMC may include repairing or replacing damaged wiring in the injector circuit, cleaning or replacing the injector, or resetting the ECM after repairs are made.

6. Can I drive my vehicle with the P1294 GMC code present?

It is not recommended to drive your vehicle with the P1294 code present, as it can lead to poor engine performance and potential damage if left unresolved.

7. How much does it typically cost to repair the P1294 GMC code?

The cost of repairing the P1294 code can vary depending on the root cause of the issue, but it may range from $100 to $500 for parts and labor.

8. Are there any preventative maintenance tips to avoid the P1294 GMC code?

To prevent the P1294 code, it is important to perform regular maintenance on your vehicle, including checking and cleaning the fuel injectors, using high-quality fuel, and ensuring proper wiring connections.

9. Can a DIY enthusiast repair the P1294 GMC code?

While some DIY enthusiasts may be able to diagnose and repair the P1294 code themselves, it is recommended to seek professional help to ensure the issue is properly resolved and prevent further damage.

10. How long does it take to repair the P1294 GMC code?

The repair time for the P1294 code can vary depending on the specific issue causing the code, but it may take anywhere from a few hours to a full day to diagnose and repair the problem.

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