why does my Toyota Corolla E170 (2013-2019) make a clunking noise when shifting gears?

Toyota Corolla E170 (2013-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

527 words

Problem Statement

Learn how to diagnose and fix clunking noise when shifting gears in Toyota Corolla E170 (2013-2019). 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 the transmission fluid reservoir.

Symptoms

•Clunking noise when shifting gears
•Difficulty engaging gears
•Transmission slipping or jerking
•Unusual vibrations during gear changes
•Delayed response when accelerating

Diagnostic Steps

1
Inspect the transmission fluid level and condition using the dipstick.
2
Scan the vehicle's OBD-II system for any error codes related to the transmission.
3
Visually inspect the transmission mounts for signs of wear or damage.
4
Check the condition of the shift linkage and bushings for play or misalignment.
5
Listen for noise while moving the shifter through all gear positions.
6
Test drive the vehicle to replicate the noise under different 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

•Socket set
•Torque wrench
•Jack and jack stands
•OBD-II scanner
•Transmission fluid

Parts Required

•Transmission fluid (Toyota ATF WS)
•Transmission mounts (if damaged)
•Shift linkage bushings (if worn)

Related Faults

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Diagnostic Steps

1
Inspect the transmission fluid level and condition using the dipstick.
2
Scan the vehicle's OBD-II system for any error codes related to the transmission.
3
Visually inspect the transmission mounts for signs of wear or damage.
4
Check the condition of the shift linkage and bushings for play or misalignment.
5
Listen for noise while moving the shifter through all gear positions.
6
Test drive the vehicle to replicate the noise under different driving conditions.

Solution

1. Preparation

Tools Required: Socket set, torque wrench, jack and jack stands, OBD-II scanner, transmission fluid.
Ensure the vehicle is parked on a level surface and the engine is off.
Disconnect the battery to prevent electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Locate the transmission fluid dipstick and remove it.
2. Check the fluid level and condition (should be reddish and clear).
3. If low or dirty, drain the transmission fluid using a drain pan.
4. Replace with the manufacturer-recommended transmission fluid (Toyota ATF WS).
5. Refill the transmission through the dipstick tube to the proper level.

3. Inspect and Replace Transmission Mounts

Sub-steps:
1. Raise the vehicle using a jack and secure with jack stands.
2. Locate the transmission mounts and visually inspect for cracks or deterioration.
3. If damaged, remove the bolts securing the mount to the transmission and chassis.
4. Replace with new mounts and torque bolts to manufacturer specifications (usually around 40-50 ft-lbs).
5. Recheck alignment and secure all connections.

4. Inspect and Adjust Shift Linkage

Sub-steps:
1. Examine the shift linkage for wear or misalignment.
2. If any bushings are worn, replace them.
3. Adjust the linkage as needed to ensure proper alignment and function.
4. Test the shifter operation to ensure smooth engagement of gears.