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my Toyota Corolla E170 (2013-2019) has a check engine light and no power - Toyota Corolla
Home/Cars/Toyota/Corolla/E170 (2013-2019)/my Toyota Corolla E170 (2013-2019) has a check engine light and no power

my Toyota Corolla E170 (2013-2019) has a check engine light and no power

Toyota Corolla E170 (2013-2019)

Error Codes
2-4 hours
Time
medium
Difficulty
high
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
4 min read
615 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 check engine light and power loss issues in Toyota Corolla E170 (2013-2019). Step-by-step guide with diagnostic procedures.

Affected Component
Engine
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 inspecting the exhaust system.

Symptoms

  • •Check engine light illuminated
  • •Loss of power during acceleration
  • •Engine stalling or hesitation
  • •Poor fuel economy
  • •Unusual noises from the engine

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
  • •Socket set
  • •Torque wrench
  • •Fuel pressure gauge
  • •Multimeter
  • •Jack and jack stands

Parts Required

  • •Spark plugs
  • •Ignition coils
  • •Fuel filter
  • •Catalytic converter

Additional Information

Affected Component
Engine
Estimated Time
2-4 hours
Difficulty
medium
Severity
high
Tools Required
6 items
Parts Required
4 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Ensure the vehicle is parked on a flat surface and the engine is cool.
  • Disconnect the negative battery terminal to prevent electrical shocks.
2. Addressing Error Codes
  • Connect the OBD-II scanner and retrieve the error codes.
  • Document the codes for reference.
  • Clear the codes and take the vehicle for a test drive to see if they return, confirming the issue.
3. Inspect and Replace Ignition Components
  • Tools Required: Socket set, torque wrench
  • Remove the engine cover (if applicable) using a socket set.
  • Inspect spark plugs for wear; replace if necessary.
    • Remove spark plugs using a spark plug socket.
    • Check the gap and replace with OEM specifications if out of range.
  • Inspect and replace ignition coils if they show signs of failure.
    • Disconnect wiring harness and remove the coil bolts.
    • Replace with new coils, ensuring they are properly seated and secured.
4. Check Fuel Delivery System
  • Tools Required: Fuel pressure gauge
  • Locate the fuel pressure test port, usually on the fuel rail.
  • Connect the fuel pressure gauge and turn the ignition key to the "ON" position without starting the engine.
  • Note the fuel pressure reading; it should match the specifications (typically 30-40 psi for most models).
    • If pressure is low, inspect the fuel pump, filter, and lines for clogs or failures.
    • Replace components as necessary.
5. Inspect Exhaust System
  • Tools Required: Jack and jack stands, exhaust wrench set
  • Raise the vehicle and inspect the exhaust system for any visible damage or blockages.
  • Check for signs of a clogged catalytic converter (e.g., overheating, rattling noises).
    • If blockage is suspected, perform a back-pressure test.
    • Replace the catalytic converter if found to be faulty.