Suzuki Code P1380 – Misfires Detected – Rough Road Data Not Available

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Code P1380 – Description for Suzuki

The diagnostic code P1380 for Suzuki vehicles indicates the detection of misfires, without availability of data related to rough road conditions. This means that the engine control module (ECM) has identified irregular combustion in one or more cylinders, but cannot collect additional data due to difficult driving conditions. These misfires can cause various problems, such as decreased engine performance, increased pollutant emissions, higher fuel consumption, and potential long-term damage to the catalytic converter.


OBD-II Code P1380 Suzuki Details

  • Designation: Misfires Detected – Rough Road Data Not Available.

Common Causes of Suzuki Code P1380

The following issues are the most common causes (non-exhaustive list):

  1. Faulty spark plugs or ignition coils.
  2. Clogged fuel injectors.
  3. Vacuum leaks in the intake system.
  4. Mechanical problems, such as low engine compression.
  5. Poor quality or contaminated fuel.

Symptoms Associated with Code P1380

Typical signs include:

  • Irregular idle or noticeable engine vibrations.
  • Loss of power or acceleration.
  • Engine hesitation or stumbling.
  • Increased fuel consumption.
  • Illumination of the check engine light on the dashboard.

Steps to Repair Suzuki Code P1380

  1. Diagnosis: Use a scan tool to identify affected cylinders, examine live data, and perform a cylinder balance test.
  2. Inspection and Repair of Ignition Components: Check spark plugs and ignition coils. Replace them if worn or faulty.
  3. Injector Maintenance: Clean or replace clogged fuel injectors to ensure proper fuel supply.
  4. Vacuum Leak Detection: Inspect the intake system to locate faulty hoses or seals and carry out necessary repairs.
  5. Compression Test: Assess cylinder compression to detect any mechanical issues and correct insufficient values if needed.

This procedure effectively resolves issues associated with code P1380 and restores optimal engine performance. If you need additional assistance or an accurate repair estimate, contact a professional mechanic.

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