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HOMESERVICE MANUALSPLYMOUTH1994SUNDANCE BASE, 2D HATCHBACK, 2.2 D, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 18 (A/C-HEATER SYSTEM - MANUAL)TROUBLE SHOOTINGFUNCTIONAL TESTENTERING FUNCTIONAL TEST
1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, Automatic

Entering Functional Test

1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, AutomaticSECTION Entering Functional Test
WARNING: This page is about a different car, the 1994 Eagle Vision, 1994 Dodge Intrepid, 1994 Chrysler New Yorker, 1994 Chrysler LHS, and 1994 Chrysler Concorde. However, it is still accessible from the selected car via links, so may be relevant.

To enter calibration, turn engine on and set parking brake. Turn blower switch on, temperature selector to full cold position and mode door selector to defrost position. A/C and rear defogger switches can be in ON or OFF position. Depress and hold rear defogger switch. After 3-5 seconds, rear defogger LED will flash. Release button when LED begins to flash. System is now in functional test mode. If LED does not go out after approximately 30 seconds, go to FUNCTIONAL TEST  step 1). If LED goes out after approximately 30 seconds, calibration is successful. Go to FUNCTIONAL TEST  step 4).

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.