Cooldown Test Excessive Fault

WARNING: This page is about a different car, the 2002 Dodge Grand Caravan, 2002 Dodge Caravan, 2002 Chrysler Voyager, and 2002 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: After making any repairs, perform BODY VERIFICATION TEST under VERIFICATION TESTS.

NOTE: Evaporator temperature must be greater than 55°F (12.7°C) and the work area ambient temperature must be more than 70°F (21.1°C) to test A/C system performance.

Turn ignition switch to ON position. Using scan tool, read all DTCs present. If scan tool displays any additional DTCs, go to appropriate test procedure for DTCs present. See DIAGNOSTIC TROUBLE CODE IDENTIFICATION table. Perform A/C cool down test. See A/C COOL DOWN TEST under SYSTEM TESTS in MANUAL A/C-HEATER SYSTEMS article in HVAC.
Turn ignition switch to ON position. Using scan tool, check for any Powertrain Control Module (PCM) DTCs present. If any PCM DTCs are present, go to appropriate test procedure. See SELF-DIAGNOSTICS article in ENGINE PERFORMANCE. If no PCM DTCs exist, perform A/C system cool down test or diagnose concern with A/C system performance. See A/C COOL DOWN TEST under SYSTEM TESTS in MANUAL A/C-HEATER SYSTEMS article in HVAC.