why does my Toyota Camry Eighth Generation (2018-present) jerk when shifting gears?

Toyota Camry Eighth Generation (2018-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

538 words

Problem Statement

Learn how to diagnose and fix transmission jerking in Toyota Camry (2018-2023). Step-by-step guide with symptoms, diagnostic steps, 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 components
•Ensure the vehicle is securely elevated if working underneath

Symptoms

•Jerking or shuddering when shifting gears
•Delayed engagement when shifting from park to drive or reverse
•Unusual noises during gear changes (clunking or grinding)
•Fluctuating RPMs during acceleration
•Warning lights illuminated on the dashboard (e.g., check engine light)

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any diagnostic trouble codes (DTCs)
2
Check the transmission fluid level and condition; low or dirty fluid can cause shifting issues
3
Inspect the transmission mount for signs of wear or damage, which can contribute to jerking
4
Test the throttle position sensor (TPS) for proper operation using a multimeter
5
Examine the engine and transmission for any visible leaks that could affect performance
6
Conduct a road test while monitoring the transmission 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
•Fluid pump
•Socket set
•Torque wrench
•Multimeter

Parts Required

•Toyota ATF WS transmission fluid
•Throttle position sensor (if replacement is needed)
•Transmission mount (if replacement is needed)

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 diagnostic trouble codes (DTCs)
2
Check the transmission fluid level and condition; low or dirty fluid can cause shifting issues
3
Inspect the transmission mount for signs of wear or damage, which can contribute to jerking
4
Test the throttle position sensor (TPS) for proper operation using a multimeter
5
Examine the engine and transmission for any visible leaks that could affect performance
6
Conduct a road test while monitoring the transmission behavior under various driving conditions

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface with the engine off.
Disconnect the negative battery terminal to prevent electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Locate the transmission dipstick and remove it.
2. Wipe it clean and reinsert it to check the fluid level.
3. If low, drain the old fluid using a fluid pump or drain plug.
4. Replace with manufacturer-recommended transmission fluid (e.g., Toyota ATF WS).
5. Recheck the fluid level with the dipstick and add more if necessary.
Tools Required:
- Fluid pump
- Transmission fluid (Toyota ATF WS)

3. Inspect and Replace Transmission Mount

Sub-steps:
1. Safely lift the vehicle using jack stands.
2. Remove any covers obstructing access to the transmission mount.
3. Inspect the mount for cracks or deterioration.
4. If damaged, unbolt the old mount and remove it.
5. Install the new mount and torque bolts to manufacturer specifications.
Tools Required:
- Socket set
- Torque wrench

4. Test Throttle Position Sensor (TPS)

Sub-steps:
1. Locate the TPS on the throttle body.
2. Disconnect the electrical connector.
3. Use a multimeter to measure resistance across the sensor terminals while moving the throttle plate.
4. If readings are inconsistent or out of specification, replace the TPS.
Tools Required:
- Multimeter
- Replacement throttle position sensor (if necessary)