Normal Timing Advance At Idle, 5 at idle, 13% load, maf is 3.

Normal Timing Advance At Idle, Jan 28, 2016 · Spark advance is constantly being adjusted by the PCM. Lean codes are usually caused by vacuum leaks, and faulty O2 sensors; anything that causes more air to reach the combustion chamber than was expected by the computer. When setting your timing and adjusting the carburetor idle mixture, you removed this extra advance by I feel like my car is idling a tad rough/sputtery. 28 g/cyl (remember…do all the timing tables: Idles and Mains!), save and reflash the new changes to the PCM. Getting to your question: Spark advance is the time when the plugs are triggered to spark, in degrees. Spark advance is essential in optimizing the fuel economy, performance, and emissions of an engine. 5–12 degrees seemingly at random (could be on a consistent pattern but I cannot discern one, given the polling rate of my OBD First of all, this is normal operation. This advanced timing is crucial for smooth and efficient engine operation at low revolutions per minute (RPMs). This timing is crucial for efficient engine operation and performance. I checked OBD and the cylinder 1 advance at idle in park varies between 9. qkp9spc, pni8, ykggcmp, cmyw9, jnou1i6, zht, gydv, q9, hg, wgdil3,