Ignition Timing
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2003 Dodge Grand Caravan, 2003 Dodge Caravan, 2003 Chrysler Voyager, 2003 Chrysler Town & Country, and 2002 Dodge Grand Caravan. However, it is still accessible from the selected car via links, so may be relevant.
On all models, ignition timing is controlled by Powertrain Control Module (PCM) and is nonadjustable. For diagnosing PCM, see appropriate SELF-DIAGNOSTICS article.