1. Identify the Misfire: Use an OBD-II scanner to detect misfire codes.
2. Inspect Spark Plugs: Check the condition of the spark plugs and replace them if they are worn or fouled.
3. Examine Spark Plug Wires: Ensure the wires are intact and properly connected.
4. Test the Coil Packs: Use a multimeter to check the resistance of the coil packs and replace any faulty ones.
5. Check Crankshaft Position Sensor: Test the sensor for proper function and replace it if necessary.

For a detailed guide on diagnosing and fixing engine misfires,

1. Locate Timing Marks: Consult the timing marks on the cylinder head and camshaft gears.
2. Refer to Manufacturer Specifications: Use the specifications provided in the manual to ensure proper alignment.
3. Double-Check Alignment: Verify the timing marks are correctly aligned according to the manual.
4. Seek Professional Help: If uncertainty remains, consult a Hyundai dealer or a professional mechanic for clarification.

For comprehensive instructions on timing marks and alignment,

1. Check Fuel System: Inspect the fuel pump and fuel filter for any issues or clogs.
2. Inspect Turbocharger: Examine the turbocharger for signs of wear or damage.
3. Evaluate Diesel Particulate Filter: Ensure the diesel particulate filter is not clogged and functioning correctly.
4. Test Engine Performance: Use diagnostic tools to assess engine performance and address any error codes.

For detailed troubleshooting of CRDi diesel engine issues,

1. Check Battery: Ensure the battery is fully charged and in good condition.
2. Inspect Starter Motor: Verify that the starter motor is functioning properly.
3. Examine Fuel System: Ensure the fuel system is providing adequate fuel to the engine.
4. Test Ignition System: Check the ignition system components for proper function.

For a step-by-step guide to resolving starting issues,

1. Follow Maintenance Schedule: Adhere to the recommended maintenance schedule for oil changes, filter replacements, and other tasks.
2. Regular Inspections: Perform routine inspections of key systems including the engine, transmission, and electrical components.
3. Address Problems Early: Address minor issues promptly before they escalate into major problems.
4. Use Quality Parts: Ensure that replacement parts meet manufacturer specifications.

Ouroffers extensive information on maintenance procedures to help keep your Avante 1.5 Special in top condition.