Audible warning speaker (Instruments)
- Make
- Land Rover
- Model
- Discovery II (UK)
- Section
- Description and operation › Audible warning speaker
Audible warning speaker
The audible warning speaker is integral with the instrument pack and provides an audible warning to alert the driver of the following situations: l Seat belt warning lamp. l Key in/lights on warning. l SLABS command received warning. l Transfer box in neutral warning. l Lights on warning.
It has a maximum pressure level of 87 dB at 1 metre (3.3 ft). The audible warning speaker is located on the rear of the instrument pack.
The power input for the audible warning speaker is supplied by the instrument pack via fuse 27.
The BCU provides the earth paths for the following: l The seatbelt warning. l Key in/lights on warning. l Lights on warning.
The SLABS ECU provides the earth paths for the SLABS commands. The EAT ECU provides the earth path for the transfer box in neutral warning.
The BCU activates the audible warning speaker to produce audible warnings.
The audible warning speaker can operate with the ignition off.
The seatbelt warning will commence at key on, and in the event of a serial link failure, will terminate after 6 seconds.
The SLABS warnings are sounded only once for each received command.
The lights on warning and transfer box in neutral are sounded continuously until a sound off command is received.
| Sound request number | Sound functions | Priority (1 = lowest, 6 = highest) |
|---|---|---|
| 0 | Off | 1 |
| 1 | Seat belt warning | 6 |
| 2 | Key-in warning | 3 |
| 3 | SLABS/ HDC warning | 4 |
| 4 | Transfer box in neutral warning | 5 |
| 5 | Lights on warning | 2 |
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