How do you check your own spark plugs?
Test with a spark plug tester
- Attach a spark plug tester to the ignition wire. At the other end, the tester connects to the spark plug as it sits in your engine.
- Turn the ignition ON.
- Start the engine, or simply turn it over if it won’t start, and watch the transparent sides of the tester.
How do you label Spark plugs on an Alero?
Raise the hood on the Alero. Label each spark plug wire on the coil module, using masking tape or labels. Write the numbers “1-2-3-4-5-and 6” on the spark plug wires from left to right. Remove two spark plug wires from one of the coil packs.
When to replace the coil on a 2001 Alero?
If the coil on the 2001 Alero, 2.4-liter engine does not read greater than 10,000 ohms of resistance, then the coil is bad and needs to be replaced. Raise the hood on the Alero. Label each spark plug wire on the coil module, using masking tape or labels. Write the numbers “1-2-3-4-5-and 6” on the spark plug wires from left to right.
How to check for a bad spark plug with an ohm meter?
Test for a Bad Spark Plug. Remove the ignition wire from the spark plug. Touch one meter lead to the terminal of the spark plug and the other lead to engine ground. Press the points of the meter leads firmly to the metal to ensure a good connection. If the meter reading is anything other than what you saw in Step 4, the plug is bad.
How to test the resistance of a spark plug?
Tools 1 Spark Plug Wire Puller (For older vehicles without coil packs) 2 Multimeter (for resistance test) 3 Spark Plug Socket 4 Sockets (for cars with coil packs)
How to change spark plugs on Oldsmobile Alero?
How to Change the Spark Plugs on a 2002 Oldsmobile Alero. 1 Step 1. Open the hood of the Alero, and set the hood prop. Remove the cover from the top of the engine, using a ratchet and socket to remove the four 2 Step 2. 3 Step 3. 4 Step 4. 5 Step 5.
What kind of engine does an Oldsmobile Alero have?
The 2002 Oldsmobile Alero base model was equipped with a 2.2-liter, in-line, four-cylinder engine capable of producing 140 horsepower. A 3.4-liter V6 was optional as an upgrade in the 2002 Alero. The spark plugs on the base 2002 Alero are located beneath the ignition coil.
How do you remove a coil from an Alero?
Step 1 Open the hood of the Alero, and set the hood prop. Remove the cover from the top of the engine, using a ratchet and socket to remove the four mounting bolts. Pull the cover straight upward then remove it from your work area. The coil is mounted under the cover, and will come off with it.
How do you replace a spark plug on a car?
Thread the new spark plug in by hand, until it is snug. Tighten the spark plug to 180 inch-pounds of torque with a 3/8-inch-drive torque wrench. Repeat Steps 2 through 4 from left to right on the engine, until you have replaced all of the spark plugs. Install the ignition coil and cover back onto the top of the engine.