why does my Toyota Corolla E170 (2013-2019) engine shake when I accelerate

Toyota Corolla E170 (2013-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

539 words

Problem Statement

Discover how to diagnose and fix engine shaking during acceleration in a 2013-2019 Toyota Corolla E170. Step-by-step guide with diagnostic and repair instructions.

Affected Component

Engine

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow the engine to cool completely before performing any maintenance.

Symptoms

•Engine shakes or vibrates during acceleration
•Unusual noises from the engine compartment
•Loss of power or hesitation when accelerating
•Rough idling when the vehicle is stationary
•Check engine light may be illuminated

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any stored trouble codes.
2
Inspect engine mounts for signs of wear or damage.
3
Check for vacuum leaks in the intake system.
4
Examine spark plugs and ignition coils for signs of wear or failure.
5
Test fuel pressure to ensure the fuel system is delivering adequate fuel.
6
Inspect the throttle body for carbon buildup or obstructions.

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
•Spark plug socket
•Throttle body cleaner
•Soft brush

Parts Required

•Engine mounts (if damaged)
•Spark plugs (if worn)
•Ignition coils (if necessary)

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 check for any stored trouble codes.
2
Inspect engine mounts for signs of wear or damage.
3
Check for vacuum leaks in the intake system.
4
Examine spark plugs and ignition coils for signs of wear or failure.
5
Test fuel pressure to ensure the fuel system is delivering adequate fuel.
6
Inspect the throttle body for carbon buildup or obstructions.

Solution

1. Preparation

Gather tools and parts required for the repair.
Disconnect the negative battery terminal to avoid electrical shorts.
Allow the engine to cool completely before starting work.

2. Inspect Engine Mounts

Tools Required: Socket set, torque wrench
Instructions:
1. Locate the engine mounts; there are usually two or three.
2. Visually inspect the mounts for cracks, tears, or excessive wear.
3. Use a torque wrench to check the bolt torque specifications, ensuring they are within manufacturer guidelines.
4. Replace any damaged mounts with new ones, tightening bolts to the specified torque.

3. Check and Replace Spark Plugs

Tools Required: Spark plug socket, ratchet, gap gauge
Instructions:
1. Remove the ignition coils from the spark plugs.
2. Unscrew the spark plugs using a spark plug socket.
3. Inspect the spark plugs for wear; replace any that are worn or fouled.
4. Set the gap on new spark plugs according to manufacturer specifications.
5. Install new spark plugs and reattach the ignition coils.

4. Clean Throttle Body

Tools Required: Throttle body cleaner, soft brush, screwdriver
Instructions:
1. Remove the intake hose connected to the throttle body.
2. Spray throttle body cleaner onto the throttle plate and around the inside of the throttle body.
3. Use a soft brush to remove carbon buildup.
4. Wipe clean with a lint-free cloth and reassemble the intake hose.