Troubleshoot a 2002 Chrysler Concorde AC
Troubleshoot the air conditioning operation in your 2002 Chrysler Concorde before temperatures rise this summer. Any problems encountered in the action can be effortless to diagnose. Frequent problems admit a blown fuse or valve governance. Jog wrapped up a sporadic troubleshooting steps before beguiling your vehicle in to an AC mechanic for what could turn elsewhere to be an expensive advantage.
Instructions
1. Trial the AC controls for damage. Whether the controls are loose or hard to shift, alter them. Provided you create not hear or air the blower fan switch on, a fuse might compass blown, or the fan could be defective.
2. The heater hoses protrude from the firewall and are consonant in thickness to a garden hose. Both hoses should be heated to the touch. Nevertheless, one should be noticeably cooler than the other. Provided the fuse is damaged, interchange it with another of the alike amperage assessing.
3. Verify that the valve management is operating equitable by excitation the two heater hoses under the hood while the engine is running. See the fuse box for any blown fuses. The fuse box in the 2002 Chrysler Concorde is located persist of the Chauffeur's side dashboard. Expanded the door on the fuse box and pull off the panel. Scan the directions on the subsume to ascertain the fuse connected to the AC development. Provided not, the valve government may need to be replaced. Have a qualified mechanic investigate this issue further.
4. Turn the air conditioner to its coldest setting with the engine running. Look under the hood to see if the magnetic clutch connected to the AC compressor engages. If you do not see or hear the clutch begin to spin, the system could be low on refrigerant. Have a mechanic refill the system. A noisy compressor may mean that it is close to failing.
5. Inspect all of the AC hoses for leaks. If you notice a green, oily residue on them, they might be damaged and need to be replaced.
6. Use an AC compression test gauge to check the system for sufficient pressure while the engine is off. The test gauge has red and blue hoses attached to red and blue monitors to calculate the pressure. Remove the black caps from the service ports on the vehicle's air conditioning unit. Screw the blue hose to the low-side service port and the red hose to the high-side port. A normal pressure reading should be between 50 and 80 PSI. If not, this could indicate a leak in the system. Have a qualified mechanic investigate further.
