Automatic Level Control Compressor Motor Always On
Automatic Level Control Compressor Motor Always On
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Automatic Level Control Suspension Schematics | |||
| 1 | Did you perform the Automatic Level Control Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Automatic Level Control |
| 2 | Is the rear of the vehicle too high? | Go to Step 3 | Go to TESTING FOR INTERMITTENT AND POOR CONNECTIONS in Wiring Systems |
| 3 | Disconnect the air tube from the compressor. Does the rear of the vehicle drop? |
Go to Step 4 | Go to Step 6 |
| 4 | Disconnect the compressor motor relay. Does the compressor motor continue to run? |
Go to Step 5 | Go to Step 7 |
| 5 | Test the battery positive voltage circuit of the compressor motor for a short to voltage. Refer to CIRCUIT TESTING
and WIRING REPAIRS
in Wiring Systems. Did you find and correct the condition? |
Go to Step 8 | - |
| 6 | Inspect all air tubes for kinked, bent and blockage. Check the exhaust valve for blockage. Did you find and correct the condition? |
Go to Step 8 | - |
| 7 | Replace the compressor motor relay. Did you complete the replacement? |
Go to Step 8 | - |
| 8 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |