Rough Idle or Engine Misfire

Expert diagnosis and repair solutions for 2018 ford escape Rough Idle or Engine Misfire. Get step-by-step fixes, cost estimates, and professional advice.

Expert Repair Solutions

medium$150-$300

Replace faulty ignition coils and spark plugs to resolve misfire issues.

Source: https://www.justanswer.com/ford/r300b-inherited-service-repair-2018-ford.html

Repair Steps:

Inspect the ignition coils for cracks or corrosion.
Replace any faulty ignition coils.
Replace the spark plugs with new ones.
Test the vehicle to ensure the misfire is resolved.

hard$1,500-$3,000

Address coolant intrusion by replacing the head gasket and short block.

Source: https://static.nhtsa.gov/odi/tsbs/2020/MC-10174400-0001.pdf

Repair Steps:

Pressurize the cooling system to check for leaks.
Remove the engine head and inspect for coolant in the cylinders.
Replace the head gasket and short block if coolant intrusion is confirmed.
Reassemble the engine and test for proper operation.

easy$100-$200

Inspect and repair vacuum leaks that may cause rough idle.

Source: https://repairpal.com/ford/escape/2018/rough-idle

Repair Steps:

Inspect vacuum hoses for cracks or disconnections.
Replace any damaged vacuum hoses.
Ensure all connections are secure.
Test the engine for smooth idle operation.

medium$100-$200

Reprogram the PCM to address misfire and rough idle issues.

Source: https://www.fordescape.org/threads/2018-1-5-eco-rough-idle.110088/

Repair Steps:

Connect the vehicle to a diagnostic scan tool.
Reprogram the PCM with the latest software update.
Verify the update resolves the rough idle issue.
Test drive the vehicle to ensure proper performance.

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