Preliminary Checks
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2002 Mercury Sable, 2002 Mercury Grand Marquis, 2002 Mercury Cougar, 2002 Lincoln Town Car, and 2002 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If vehicle is a no-start, see NO START/NORMAL CRANK under SYMPTOMS in TROUBLE SHOOTING -- NO CODES - EEC-V - GASOLINE & NGV article or TEST A: NO-START in SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article.
Before diagnosing problems in ignition system, ensure following systems and components are in good condition and operating properly:
- Battery.
- Timing belt or chain.
- Fuel delivery and injection system.
- All wiring and vacuum connections.
- Air cleaner and ducts.
- Cooling system.