Brake Warning

The IPC sends a class 2 message to the radio or the chime module (UL5) to activate an audible warning. The brake warning sounds and the brake indicator illuminates when the following occurs:

• The vehicle speed is greater than 5 km/h (3.1 mph) and the park brake is engaged. The IPC will activate a fast rate chime until the park brake is disengaged.
• A malfunction exists in the hydraulic brake system.
• The rear brake boost (UJ1) switch signal circuit malfunction. The IPC will activate a fast rate chime at a continuous duration.