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Home/Cars/Honda/Accord/9th Generation (2013-2017)/my Honda Accord stalls when I come to a stop why is this happening

my Honda Accord stalls when I come to a stop why is this happening

Honda Accord 9th Generation (2013-2017)

Severity: highDifficulty: medium2-4 hours
3 min read
533 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix stalling issues in Honda Accord. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Component
Engine
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine to cool before inspecting components to avoid burns.

Symptoms

  • •Check engine light illuminated
  • •Rough idle before stalling
  • •Engine stalling at stoplights or stop signs
  • •Loss of power during deceleration
  • •Increased fuel consumption
  • •Unusual engine noises (e.g., sputtering)

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
  2. 2Check the fuel level to ensure there is an adequate supply.
  3. 3Inspect the throttle body for carbon buildup or obstruction.
  4. 4Examine the idle air control valve (IACV) for functionality.
  5. 5Test the fuel pressure at the fuel rail to ensure it meets manufacturer specifications.
  6. 6Check for vacuum leaks in hoses connected to the intake manifold.

Solution

Solution

1. Preparation

  • Gather tools and parts required for the repair.
  • Ensure the vehicle is parked on a level surface and the engine is cool.
  • Disconnect the battery to prevent electrical shorts.

2. Clean or Replace Throttle Body

  • Tools Required: Socket set, cleaning solution (intake cleaner), soft cloth.
  • Remove the air intake duct connected to the throttle body.
  • Use the cleaning solution and cloth to clean the throttle plate and surrounding areas.
  • Reinstall the air intake duct securely.

3. Inspect and Clean Idle Air Control Valve (IACV)

  • Tools Required: Socket set, cleaning solution, soft brush.
  • Locate the IACV (typically near the throttle body).
  • Remove the IACV from the engine.
  • Clean the valve and its passages with the cleaning solution and a brush.
  • Reinstall the IACV, ensuring all gaskets are intact.

4. Test Fuel Pressure

  • Tools Required: Fuel pressure gauge.
  • Connect the fuel pressure gauge to the fuel rail.
  • Turn the ignition to the "on" position (do not start the engine) and check the pressure reading.
  • If the pressure is below specifications, consider replacing the fuel pump or relay.

5. Inspect for Vacuum Leaks

  • Visually inspect all vacuum hoses connected to the intake manifold for cracks or disconnections.
  • If necessary, replace damaged hoses or reconnect loose fittings.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • OBD-II scanner
  • Socket set
  • Fuel pressure gauge
  • Cleaning solution (intake cleaner)

Parts Required

  • Idle air control valve (if replacement is necessary)
  • Fuel pump (if pressure testing indicates failure)

Additional Information

Component

Engine

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

4 items

Parts

2 items

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