For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you review the ALC System Description and Operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Automatic Level Control
2 |

1. Disconnect the air tube from the air dryer.
2. Connect the air tube to the J 22124-B pressure gage on the side opposite the toggle valve.
3. Close the toggle valve.
4. Apply service air pressure to J 22124-B service valve until the gage reads 550 kPa (80 psi).
5. Monitor the J 22124-B gage pressure for 1 minute.

Does the system maintain pressure?

System OK

Go to Step 3

3 | Inspect the shock absorber air sleeves for air leakage using soapy water. Did you find an air leak? | Go to Step 5 | Go to Step 4
4 | Inspect the air tubes and connections for air leakage using soapy water. Did you find and correct the condition? | Go to Step 6 | --
5 | Replace the shock absorbers. Refer to Shock Absorber Replacement . Did you complete the replacement? | Go to Step 6 | --
6 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2