Two problems related to ignition have been reported for the 2003 Dodge Neon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Dodge Neon based on all problems reported for the 2003 Neon.
Problems with starting up vehicle. The vehicle was taken tot he dealer on several occasions about the starting problem. The vehicle also experienced erratic idling. The dealer found a large vacuum leak which caused the high idle.
Spark plug wires on a new Dodge Neon 2. 4 become burnt (cracked, brittle and ashy white) from its turbo heat of this over time. A better heat range wires/redesign would correct this problem. Many consumers have had problems with this defect and could cause a fire in the engine compartment.