Can Ungapped spark plugs cause misfire?
A: Ungapped spark plugs will cause misfires as the gap between the electrodes could be too small or too wide. The air/fuel mixture then may not ignite or ignite on the wrong stroke, which can cause misfires.
What do you need to know about ignition code p1320?
A great place to begin diagnosis of a code P1320 is a visual inspection of all ignition coil/pack wiring and connectors. Broken electrical connectors at the ignition coils or coil packs is common.
How are spark plugs fired in an ignition system?
Ignition systems which utilize coil packs operate in a similar manner but multiple spark plugs are fired from a single coil pack (with multiple towers) which fires multiple cylinders in sequential order.
When do I get a p1320 Mil light?
If the PCM detects any inconsistencies in completion of the ignition coil circuits, when the ground pulse is applied, a code P1320 will be stored and a malfunction indicator lamp (MIL) may be illuminated. What are the common causes of code P1320? What are the symptoms of code P1320? Drivability issues, including one or more ignition misfires
Is the Nissan Maxima affected by code p1320?
While code P1320 can (and does) affect almost all Nissan applications, 4 th and 5 th generation Maxima models are affected far more frequently than any other Nissan application.
What does the p1320 code on the ignition coil mean?
Measuring the resistance with the coil out of the vehicle may not show any failures, usually the coil fails under heavy conditions (hard acceleration) or certain temperatures. The P1320 code means that there is problem with the “Ignition Coil” or the wire to the ignition coil.
How do you remove a spark plug from an ignition coil?
Ignition coil connector tabs become brittle and fragile with age. To avoid snapping them off, use a pick to gently pry up on the tab while you pull the connector off of the coil. Modern spark plugs come properly gapped from the factory, but shipping and handling can result in this small, but crucial gap being tweaked.
What should I do before replacing my spark plugs?
Be sure to let your car’s engine cool thoroughly before replacing your spark plugs. This will make removal of the plugs and the spark plug wire or ignition coil boot easier. Thoroughly clean the area around your spark plugs.
Where can I get a torque wrench for a spark plug?
Check your owner’s manual or the spark plug box. You will need a torque wrench, available at your local AutoZone. Apply a small amount of plug wire grease to the plug wire boot (or COP boot) and re-install each plug wire or ignition coil.