my Toyota Corolla E170 (2013-2019) won't start and just clicks what should I do

Solution

1. Preparation

• Tools Required: Socket set, multimeter, OBD-II scanner, battery load tester.
• Ensure the vehicle is parked on a level surface and the ignition is off.
• Disconnect the negative battery terminal to prevent electrical shorts.

2. Battery Replacement (if necessary)

1. Remove the battery:

   • Unscrew the battery hold-down clamp.
   • Disconnect the positive terminal first, followed by the negative terminal.
   • Lift the battery out of the tray carefully.

2. Install the new battery:

   • Place the new battery in the tray.
   • Connect the positive terminal first, followed by the negative terminal.
   • Secure the battery with the hold-down clamp.

3. Starter Motor Inspection/Replacement (if necessary)

1. Remove the starter motor:

   • Locate the starter motor (usually near the transmission).
   • Disconnect the electrical connector and the battery cable from the starter.
   • Remove the bolts securing the starter to the engine block.

2. Inspect or replace:

   • If the starter is faulty, replace it with a new unit.
   • Ensure all connections are clean and secure before reinstallation.

4. Reconnect Battery and Test

• Reconnect the negative battery terminal.
• Start the vehicle to check if it cranks properly.