why does my Honda Accord 8th Generation (2008-2012) jerk when shifting gears

Honda Accord 8th Generation (2008-2012)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

3 min read

532 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 jerking during gear shifts in Honda Accord 8th Generation. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening the transmission pan to avoid burns.

Symptoms

•Jerking or clunking sensation during gear shifts
•Delayed engagement when shifting from park to drive or reverse
•Check engine light illuminated
•Unusual noises from the transmission area
•Rough shifting between gears
•Decreased fuel efficiency

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related codes.
2
Check the transmission fluid level and condition; look for any signs of contamination or burning smell.
3
Inspect the transmission mount for signs of wear or damage.
4
Test the throttle position sensor (TPS) for proper operation using a multimeter.
5
Verify the operation of the shift solenoids by conducting a resistance test.
6
Conduct a road test to monitor shifting behavior under various driving conditions.

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
•Drain pan
•Screwdrivers

Parts Required

•Transmission fluid (Honda ATF DW-1)
•Transmission filter (if applicable)
•Shift solenoids (if faulty)
•Transmission mount (if damaged)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related codes.
2
Check the transmission fluid level and condition; look for any signs of contamination or burning smell.
3
Inspect the transmission mount for signs of wear or damage.
4
Test the throttle position sensor (TPS) for proper operation using a multimeter.
5
Verify the operation of the shift solenoids by conducting a resistance test.
6
Conduct a road test to monitor shifting behavior under various driving conditions.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is parked on a level surface and secured with wheel chocks.
Disconnect the battery to prevent electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Locate the transmission dipstick and remove it; clean it before reinserting.
2. Remove the transmission pan, using a socket set, and drain the old fluid into a suitable container.
3. Inspect the pan for metal shavings or debris, indicating wear.
4. Replace the transmission filter if applicable.
5. Reinstall the pan with a new gasket, torquing the bolts to the manufacturer's specifications (typically 7-10 lb-ft).
6. Refill the transmission with the recommended fluid type (typically Honda ATF DW-1).

3. Inspect and Replace Shift Solenoids

Sub-steps:
1. Remove the transmission oil pan again to access the solenoids.
2. Disconnect the electrical connectors from the shift solenoids.
3. Remove the solenoids and replace them with the new units.
4. Reinstall the transmission pan and refill the fluid as described earlier.

4. Inspect Transmission Mount

Sub-steps:
1. Locate the transmission mount, typically found near the transmission casing.
2. Inspect for cracks, excessive wear, or separation.
3. If damaged, remove the mounting bolts and replace with a new mount, torquing to manufacturer specifications.