Rough Idle or Engine Misfire

Expert diagnosis and repair solutions for 2016 toyota camry Rough Idle or Engine Misfire. Get step-by-step fixes, cost estimates, and professional advice.

Expert Repair Solutions

medium$100-$150

Inspect and replace worn-out spark plugs to resolve rough idle and misfire issues.

Source: https://brockautomotive.com/2024/09/24/what-are-the-common-causes-of-a-rough-idle-in-my-toyota/

Repair Steps:

Locate the spark plugs in the engine bay.
Remove the old spark plugs using a spark plug socket.
Inspect the spark plugs for wear or damage.
Install new spark plugs and tighten them to the manufacturer's specifications.

medium$150-$300

Check and replace faulty ignition coils to improve engine performance and eliminate misfires.

Source: https://repairpal.com/toyota/camry/2016/rough-idle

Repair Steps:

Identify the ignition coils on the engine.
Disconnect the electrical connectors from the ignition coils.
Remove the faulty ignition coils.
Install new ignition coils and reconnect the electrical connectors.

hard$200-$400

Address vacuum leaks to stabilize engine idle and improve fuel efficiency.

Source: https://craigscarcare.com/blog/toyota-engine-misfire-troubleshooting/

Repair Steps:

Inspect vacuum hoses and connections for cracks or disconnections.
Use a smoke machine to detect leaks in the vacuum system.
Replace any damaged hoses or seals.
Re-test the system to ensure all leaks have been addressed.

easy$50-$100

Clean the throttle body to prevent stalling and improve idle quality.

Source: https://www.youtube.com/watch?v=wY9X8cSZqbc

Repair Steps:

Remove the air intake hose from the throttle body.
Spray throttle body cleaner into the throttle body while manually opening the throttle plate.
Use a clean cloth to wipe away carbon deposits.
Reattach the air intake hose and test the engine idle.

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