ESP® Warning Light Comes ON Steady: Troubleshooting
DIAGNOSTICS PROCEDURE CHART
| Step | Action | YES | NO |
|---|---|---|---|
| 1 | ESP® control module connector check
Is it in good condition? |
Go to Step 2. | Connect connector securely. |
| 2 | DTC Check for ESP®
Is there any DTC(s)? |
Go to APPLICABLE DTC TROUBLESHOOTING . | Go to Step 3. |
| 3 | ESP® control module power supply and ground circuit check
Are they in good condition? |
Substitute a known-good combination meter and recheck DTC, see COMBINATION METER REMOVAL AND INSTALLATION
. If ESP® warning light remains ON, substitute a known-good ESP® control module and recheck DTC, see ESP® HYDRAULIC UNIT/CONTROL MODULE ASSEMBLY REMOVAL AND INSTALLATION . |
Repair ESP® control module power supply and ground circuit. |