why does my Honda Accord shutter when accelerating from a stop

Honda Accord 9th Generation (2013-2017)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

502 words

Problem Statement

Learn how to diagnose and fix shuttering during acceleration in Honda Accord. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening any components.

Symptoms

•Shuttering or vibration during acceleration
•Engine RPM fluctuating unexpectedly
•Delayed acceleration response
•Check engine light illuminated
•Poor fuel economy
•Unusual sounds from the drivetrain

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission or engine-related faults.
2
Inspect engine and transmission mounts for wear or damage.
3
Check the transmission fluid level and condition.
4
Test the throttle position sensor (TPS) for proper functionality.
5
Inspect the fuel delivery system, including the fuel filter and pump.
6
Examine the condition of the spark plugs and ignition system components.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

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
•Torque wrench
•Multimeter
•Jack and jack stands

Parts Required

•Engine mounts
•Transmission fluid
•Throttle position sensor (if faulty)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission or engine-related faults.
2
Inspect engine and transmission mounts for wear or damage.
3
Check the transmission fluid level and condition.
4
Test the throttle position sensor (TPS) for proper functionality.
5
Inspect the fuel delivery system, including the fuel filter and pump.
6
Examine the condition of the spark plugs and ignition system components.

Solution

1. Preparation

Gather tools and parts. Make sure the vehicle is parked on a level surface and the engine is off.
Tools Required: OBD-II scanner, socket set, torque wrench, multimeter, jack and jack stands.

2. Inspect and Replace Engine/Transmission Mounts

Sub-steps:
1. Lift the front of the vehicle using a jack and secure it with jack stands.
2. Visually inspect the engine and transmission mounts for cracks or excessive wear.
3. If damaged, remove the bolts securing the mounts to the engine and frame using a socket set.
4. Replace with new OEM mounts, ensuring proper alignment.
5. Torque the mounting bolts to manufacturer specifications (check service manual for exact values).

3. Check and Replace Transmission Fluid

Sub-steps:
1. Locate the transmission dipstick or fill plug and remove it.
2. Check the fluid level; add fluid if low.
3. If the fluid is dark or burnt-smelling, drain and replace it.
4. Use a fluid pump to refill the transmission with the recommended type of fluid (check service manual).
5. Check for leaks after filling.

4. Test Throttle Position Sensor (TPS)

Sub-steps:
1. Disconnect the TPS connector.
2. Use a multimeter to measure the resistance across the terminals while moving the throttle plate.
3. Compare the readings with specified values from the service manual.
4. Replace the TPS if readings are out of specification.