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Hard shifting solution Corolla - Toyota Corolla
Home/Cars/Toyota/Corolla/E170 (2013-2019)/Hard shifting solution Corolla

Hard shifting solution Corolla

Toyota Corolla E170 (2013-2019)

Error Codes
3-5 hours
Time
medium
Difficulty
medium
Severity
Error Code: P0700, P0715
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
564 words

Problem Statement

Diagnose and repair hard shifting issues in Toyota Corolla E170 (2013-2019) with this comprehensive guide including symptoms, diagnostic steps, and repair instructions.

Error Code
P0700, P0715
Affected Component
Transmission
Estimated Time
3-5 hours

Symptoms

  • •Delayed Gear Engagement
  • •Jerky Shifts
  • •Transmission Slipping
  • •Unusual Noises
  • •Check Engine Light

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

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
  • •Transmission Fluid Dipstick
  • •Basic Hand Tools
  • •Multimeter
  • •Transmission Jack
  • •Digital Thermometer
  • •Socket Set
  • •Torque Wrench
  • •Transmission Fluid Funnel

Additional Information

Error Code
P0700, P0715
Affected Component
Transmission
Estimated Time
3-5 hours
Difficulty
medium
Severity
medium
Tools Required
9 items

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Hard Shifting Solution for Toyota Corolla E170 (2013-2019)

Tools Required:

  • OBD-II Scanner
  • Transmission Fluid Dipstick (if applicable)
  • Basic Hand Tools: Screwdrivers, Wrenches
  • Multimeter
  • Transmission Jack (if needed)
  • Digital Thermometer

Step-by-Step Diagnosis:

  1. Check for OBD-II Trouble Codes:

    • Connect the OBD-II scanner to the vehicle’s diagnostic port.
    • Retrieve any stored trouble codes related to the transmission (e.g., P0700, P0715).
    • Note any specific codes for further troubleshooting.

  2. Inspect Transmission Fluid:

    • Ensure the vehicle is on a level surface and warmed up to normal operating temperature.
    • Check the transmission fluid level using the dipstick (if equipped).
    • Inspect the fluid color and smell: it should be a clear red and not burnt or dark brown.
    • If low, refill with the appropriate type of transmission fluid (Toyota WS ATF).
    • If fluid is burnt or contaminated, plan for a fluid change or flush.

  3. Check Transmission Fluid Temperature:

    • Use a digital thermometer to measure the fluid temperature.
    • Ensure it is within the operating range specified in the vehicle’s service manual.

  4. Inspect Transmission Control Module (TCM):

    • Verify the TCM connections are secure and free from corrosion.
    • Use a multimeter to check power and ground connections to the TCM.

  5. Inspect Transmission Wiring and Connectors:

    • Visually inspect wiring harnesses for any damage or corrosion.
    • Pay special attention to the wiring near the transmission and connectors.

  6. Check Solenoids and Sensors:

    • Using the OBD-II scanner, perform a live data analysis of transmission solenoid operations.
    • Test the transmission speed sensors and pressure control solenoids for proper functionality using a multimeter.
Repair Instructions:

Tools Required:

  • Socket Set
  • Torque Wrench
  • Replacement Parts (if needed, such as solenoids or sensors)
  • Transmission Fluid Funnel

  1. Replace Transmission Fluid and Filter:

    • Drain the old transmission fluid by removing the drain plug.
    • Replace the transmission fluid filter.
    • Refill with new Toyota WS ATF as per specifications.

  2. Replace Faulty Solenoids (if diagnosed):

    • Remove the transmission pan to access solenoids.
    • Disconnect the electrical connectors and remove the retaining bolts.
    • Install new solenoids and reassemble in reverse order.

  3. Repair or Replace Damaged Wiring:

    • Repair any frayed or damaged wires using heat shrink tubing and solder.
    • Replace connectors if corrosion is present.

  4. Reprogram or Replace TCM (if necessary):

    • If TCM is diagnosed faulty, reprogram or replace it as per Toyota’s guidelines.
    • Reprogramming may require specialized dealership tools or software.

  5. Test Drive and Recheck:

    • After repairs, perform a test drive to ensure the problem is resolved.
    • Recheck the fluid levels and ensure there are no leaks.
Conclusion:

By following these steps, you should be able to diagnose and repair the hard shifting issue in a Toyota Corolla E170. If the problem persists, consider consulting a professional transmission specialist or a Toyota dealership for further evaluation.