Temperature Warning Indicator Light Or Temperature Gauge Inoperative (Models With CHT Sensor Only)
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2002 Mercury Sable, 2002 Mercury Mountaineer, 2002 Mercury Grand Marquis, 2002 Mercury Cougar, and 2002 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
Check cooling system or indicator light circuits. If engine is overheating, note that since a PCM DTC was not retrieved, PCM has not attempted to illuminate light. Check and repair cooling system as necessary. If cooling system is operating at normal operating temperature, go to TEST DL, step 40) under SYSTEM TESTS in SELF-DIAGNOSTICS - EEC-V - GASOLINE & NGV article.