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2017
nissan altima24 views

Rough Idle or Engine Misfire

Expert diagnosis and repair solutions for 2017 nissan altima Rough Idle or Engine Misfire. Get step-by-step fixes, cost estimates, and professional advice.

Expert Repair Solutions

1
medium$100-$300
Inspect and replace faulty spark plugs and ignition coils.
Source: https://repairpal.com/nissan/altima/2017/rough-idle

Repair Steps:

  1. Check the condition of the spark plugs and ignition coils.
  2. Replace any worn or faulty spark plugs.
  3. Replace ignition coils if they are not functioning properly.
  4. Ensure spark plugs are correctly gapped and torqued to specification.
2
medium$50-$200
Check for and repair any vacuum leaks.
Source: https://www.justanswer.com/nissan/hvy4d-nissan-2017-altima-sv-changed-plugs-car.html

Repair Steps:

  1. Inspect all vacuum hoses and intake manifold gaskets for cracks or loose connections.
  2. Repair or replace any damaged hoses or gaskets.
  3. Re-test the engine to ensure the idle is stable.
3
hard$200-$500
Reprogram the ECM and replace the Air Fuel Ratio (A/F) Sensor 1 if necessary.
Source: Bulletin NTB16-117

Repair Steps:

  1. Use diagnostic tools to confirm if the bulletin applies to the vehicle.
  2. Reprogram the ECM according to the service procedure.
  3. Replace the Air Fuel Ratio (A/F) Sensor 1 if indicated by diagnostic codes.

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