What causes pinging when accelerating?

The engine “pings” or knocks on acceleration. The symptom is more pronounced when the engine is at operating temperature. Engine ping is the result of abnormally high combustion temperatures. The usual cause of engine ping is over advanced ignition timing, an inoperative EGR system or improper fuel usage.

Can bad spark plugs cause pinging?

This is a car engine that has a ping. Also called spark knock, preignition or detonation. If left uncorrected it can ruin the motor. Caused by either a lean fuel condition, carbon deposits in the combustion chamber, over advanced ignition timing, wrong spark plugs, or overheating.

When did I Buy my 2005 Acura TL?

I purchased my 05 TL used in 2007 w/just over 24K miles. The car looked sharp, had a nice ride and was loaded w/everything (Navi, Hands Free Phone, Voice activation, moonroof etc.) The transmission operated smoothly and the car had great performance and handling esp. considering its a front wheel drive vehicle.

Where is the V6 engine located on an Acura TL?

The V6 engine in the 3.2 TL was mounted in a front-rear, or longitudinal position. This contrasted with the more typical transverse engine mount style, and was intended to provide better weight distribution and reduce nose dive. The engine mount design resulted in an elongated hood for the first generation TL.

What’s the difference between the Acura TL and TL?

The TL was the first Acura model to adopt the new naming scheme. The 2.5 TL was positioned as the sporty model and the 3.2 focused more upon a luxurious ride. There were minimal styling differences between the two, but the 3.2 TL had larger tires despite the 2.5 TL’s more sporty marketing.

Why was the Acura 2.5 TL delayed until 1995?

Sales of the 2.5 TL began in spring 1995, but the 3.2 TL was delayed until fall because of a U.S.-Japan trade dispute. The U.S. government had threatened to impose 100% tariffs on higher-priced Japanese cars in response a growing U.S.-Japan trade deficit.