Do you need to change spark plugs on a DB9?
Technically there is no need to change the spark plugs if you are dealing with a failing coil pack, but its good insurance to do so. Maybe you are just doing your plug change as part of your 70,000 mile service (ya, right, a DB9 with 70K on it, ha-ha-ha)!
Do you need to change spark plugs on Aston Martin?
You can find them online for $66 USD each here, and I paid about £39 ($51 USD) each from HWM (even better). Technically there is no need to change the spark plugs if you are dealing with a failing coil pack, but its good insurance to do so.
Why is a spark plug called a cold plug?
Tech Background – “When a spark plug is referred to as a ‘cold plug’, it is one that transfers heat rapidly from the firing tip into the engine head, keeping the firing tip cooler.” This in turn keeps the engine from pre-detonating (pinging or misfiring) when it’s under load. The original plug that came with my DB9 was NGK p/n PTR6E-13.
Why do I need to replace my PCV valve?
The PCV system removes harmful oil vapors from the engine and prevents them from being released into the atmosphere and control the flow of the vapor from the crankcase to the intake manifold. Replacement is considered a maintenance item, so it’s important to replace the valve regularly.
Why is my PCV valve stuck in the open position?
If the PCV valve is stuck in the open position, it will draw excess vapors from the crankcase and burn more oil than expected. Another clue is an engine that’s running roughly due to oil-contaminated spark plugs. This may also be due to excessive flow from the PCV valve.
How to change your PCV valve O’Reilly Auto Parts?
Instructions 1 Step 1: Determine If Your PCV Valve Needs to Be Replaced One of the most obvious warning signs your PCV valve may need… 2 Step 2: Locate and Remove the Old PCV Valve First, locate the PCV valve. In our example the valve is located on the… 3 Step 3: Install the New PCV Valve More
Where is the PCV valve on a car?
For most vehicles, this is a project you can do yourself. First, locate the PCV valve. In our example the valve is located on the passenger side oil fill tube. Now disconnect the vent hose that goes to the intake. Next, twist the valve counterclockwise to release it from the oil fill tube.