Step | Action | Yes | No |
---|---|---|---|
Schematic Reference: Brake Warning System Schematics Connector End View Reference: Hydraulic Brake Connector End Views , Antilock Brake System Connector End Views in Antilock Brake System, and Body Control System Connector End Views in Body Control System | |||
1 | Did you review the Brake Warning System Description and Operation and perform the necessary inspections? | Go to Step 2 | |
2 |
Does the brake warning indicator illuminate for 3 seconds and then turn OFF? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Does the brake warning indicator turn OFF? | Go to Step 4 | Go to Step 11 |
4 |
Does the scan tool display Released? | Go to Step 5 | Go to Step 6 |
5 | Disconnect the brake fluid level switch or brake pressure differential switch harness connector if equipped. Does the brake warning indicator turn OFF? | Go to Step 12 | Go to Step 8 |
6 | Disconnect the park brake switch harness connector. Does the brake warning indicator turn OFF? | Go to Step 9 | Go to Step 7 |
7 |
Did you find and correct the condition? | Go to Step 14 | Go to Step 10 |
8 |
Did you find and correct the condition? | Go to Step 14 | Go to Step 13 |
9 | Replace the park brake switch. Refer to Parking Brake Indicator Switch Replacement in Park Brake. Did you complete the replacement? | Go to Step 14 | -- |
10 |
Important: Perform the set up procedure for the BCM. Replace the BCM. Refer to Body Control Module Replacement in Body Control System. Did you complete the replacement? | Go to Step 14 | -- |
11 | Replace the instrument panel cluster. Refer to Instrument Cluster Replacement in Instrument Panel, Gages, and Console. Did you complete the replacement? | Go to Step 14 | -- |
12 | Replace the brake fluid level switch or the brake pressure differential switch, if equipped. Refer to Master Cylinder Reservoir Replacement . Did you complete the replacement? | Go to Step 14 | -- |
13 |
Important: Following EBCM replacement, use the scan tool to perform the Tire Size Calibration procedure. Replace the EBCM. Refer to Electronic Brake Control Module Replacement in Antilock Brake System. Did you complete the replacement? | Go to Step 14 | -- |
14 |
Does the brake warning indicator illuminate for 3 seconds and then turn OFF? | System OK | Go to Step 2 |