Step | Action | Yes | No |
---|---|---|---|
Schematic Reference: Hydraulic Brake Schematics Connector End View Reference: Hydraulic Brake Connector End Views | |||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | |
2 | With the scan tool command the instrument panel cluster (IPC) indicators ON. Does the red brake indicator illuminate during the test? | Go to Step 3 | Go to Step 15 |
3 | Apply the park brake. Does the red brake indicator illuminate? | Go to Step 4 | Go to Step 5 |
4 |
Does the red brake indicator illuminate? | Go to Step 10 | Go to Step 7 |
5 |
Does the red brake indicator illuminate? | Go to Step 9 | Go to Step 6 |
6 | Test the signal circuit of the park brake switch for a high resistance or a open. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 16 | Go to Step 11 |
7 | Test the signal circuit of the brake fluid level switch for a high resistance or a open. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 16 | Go to Step 8 |
8 | Test the ground circuit of the brake fluid level switch for a high resistance or an open. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 16 | Go to Step 11 |
9 | Inspect for poor case ground or poor connections at the harness connector of the park brake switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 16 | Go to Step 12 |
10 | Inspect for poor connections at the harness connector of the brake fluid level switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 16 | Go to Step 13 |
11 | Inspect for poor connections at the harness connector of the body control module (BCM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 16 | Go to Step 14 |
12 | Replace the park brake switch. Refer to Parking Brake Indicator Switch Replacement . Did you complete the repair? | Go to Step 16 | -- |
13 | Replace the brake fluid level switch. Refer to Brake Fluid Level Indicator Switch Replacement . Did you complete the repair? | Go to Step 16 | -- |
14 | Replace the BCM. Refer to Control Module References for replacement, setup, and programming. Did you complete the repair? | Go to Step 16 | -- |
15 | Replace the IPC. Refer to Control Module References for replacement, setup, and programming. Did you complete the repair? | Go to Step 16 | -- |
16 | Operate the vehicle in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |