Diagnostic Test
WARNING: This page is about a different car, the 2012 RAM Pickup. However, it is still accessible from the selected car via links, so may be relevant.
- CONDITIONS FOR A/C COOLDOWN TEST
- The following condition must be met before running the A/C Cooldown test.
- No Powertrain Control Module (PCM) DTC's present.
- Condenser cooling fan working properly.
- No active HVAC evaporator temperature sensor, sun sensor, recirculation, mode, or blend door actuator DTC's present.
- The refrigerant system must be fully charged.
- The blower motor must operate correctly in all speeds.
- The evaporator temperature must be above 12.7° C (55° F).
- The A/C compressor must be turned off.
- Blower must be on high.
Are all of the above conditions met before running the A/C Cooldown Test?
Yes
- Perform the appropriate Service Information related to cooldown test diagnostic information and testing repair procedures as necessary.NOTE:
Run the Cooldown Test again after any repairs are performed.
- If the Cooldown Test passes, Perform HVAC VERIFICATION TEST. Refer to HVAC VERIFICATION TEST .
No
- Run the A/C Cooldown test again with the above test conditions.
- The following condition must be met before running the A/C Cooldown test.