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Troubleshooting A No-Start Problem

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Troubleshooting A No-Start Problem

  • You go to start the car but all you get is a clicking noise or a clunk.

    Possible causes:


    1. Dirty or loose battery cables: Clean and tighten cables as required.

    2. Battery is weak or dead: Test battery and charging system. Replace battery.

    3. Battery cables are bad: Replace the battery cables as required.

    4. Starter solenoid is bad: Replace starter solenoid.

    5. Problem in the charging system: Test and repair charging system as required.

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  • Nothing happens when you turn the key:
    That about says it all, you turn the key and nothing happens, no crank, no clicking, no nothing. It's totally dead.

    Possible causes:


    1. You left the lights on again: Jump start the car and remember to turn your lights off at night.

    2. Battery is dead: Test battery and charging system. Replace battery.

    3. Dirty or loose battery cables: Clean and tighten cables as required.

    4. Problem in the charging system: Test and repair charging system as required.

    5. Bad Neutral Safety Switch: Replace Neutral Safety Switch.

    ~~~~~~~~~~~~~~~~~~~~~~~~~

  • Grinding noise when starting the engine:
    You turn the key and you hear this grinding noise from the starter. It sounds really terrible and you know you're in trouble.

    Possible causes:


    1. Starter is bad: Replace the starter motor.

    2. Battery is weak or dead: Test battery and charging system. Replace battery.

    3. Dirty or loose battery cables: Clean and tighten cables as required.

    4. Engine oil may be to thin or contaminated with gasoline: Change the oil and filter. Use the proper grade of oil

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  • High pitch grinding sound is heard when trying to start the engine:
    When you try to start the engine, you hear a very loud grinding sound. You don't know what it is, but it doesn't sound good. And it isn't. You keep trying and then the engine turns and starts. It may not happen all the time, but when it does you start sweating.

    Possible causes:


    1. Ring gear on the on the flywheel is damaged or broken: Replace ring gear, eplace starter motor.

    2. Starter drive gear is damaged or broken: Replace starter motor.

    3. The starter bolts are missing or loose: Tighten starter bolts. Replace missing bolts.

    ~~~~~~~~~~~~~~~~~~~~~~~~~

  • Engine takes too long to start :
    When you try to start the engine, it takes a long time for it to start... if it does start. You may or may not have noticed that it doesn't have the pep and power it did before. This gets a little worse as time goes by.

    Possible causes:


    1. If you have a carburetor, the carburetor choke may be stuck closed: Repair or replace choke.

    2. The engine may have mechanical problems: Check compression to determine engine condition.

    3. Bad Fuel Pressure Regulator: Replace Fuel Pressure Regulator.

    4. Your ignition timing needs adjusting: Adjust ignition timing.

    5. There may be some other type of ignition problem: Check distributor cap or rotor. Ignition module may be bad.

    6. There may be a fault in the computerized engine control system: Check engine control systems with a scan tool. Test circuits and repair or replace components as required. (Generally not a DIY job)

    7. Fuel injectors may be leaking: Replace fuel injectors.

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