my Toyota Corolla E140 (2006-2013) has a hard time starting in the morning, why?

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Disconnect the negative battery terminal to ensure safety.

2. Battery Replacement (if needed)

• Tools Required: Socket set, wrenches
• Remove the negative terminal followed by the positive terminal.
• Unbolt and remove the old battery.
• Install the new battery by securing it in place, connecting the positive terminal first, then the negative terminal.

3. Starter Motor Replacement (if needed)

• Tools Required: Socket set, torque wrench
• Remove the battery as previously described to access the starter.
• Disconnect the wiring harness from the starter motor.
• Remove the mounting bolts securing the starter motor.
• Install the new starter motor by reversing the removal steps, ensuring to torque bolts to manufacturer specifications.

4. Fuel Pump Replacement (if needed)

• Tools Required: Fuel line disconnect tool, socket set
• Relieve fuel system pressure by removing the fuel pump fuse and starting the engine until it stalls.
• Disconnect the battery.
• Access the fuel pump assembly, usually located in the fuel tank.
• Remove the fuel pump assembly, replace with a new pump, and reassemble.

5. Spark Plug Replacement (if needed)

• Tools Required: Spark plug socket, torque wrench
• Remove the ignition coil(s) from the spark plug by unscrewing the bolts.
• Using a spark plug socket, remove the old spark plugs.
• Install new spark plugs, ensuring to torque them to the manufacturer's specifications.