SRS warning lamp (Restraint systems)

SRS warning lamp

The SRS warning lamp located in the instrument cluster indicates the following: l The status of the system readiness check on start-up. l A fault within the SRS system.

The input to the SRS warning lamp from the DCU is 12 volts during the readiness test, 0 volts if no fault present and 12 volts if a fault is detected.

The DCU is capable of detecting an open circuit or a short circuit for the SRS warning lamp.

The DCU also stores the following additional information on each fault: l A count indicating the number of times the fault occurred. l A start and end time for the fault to indicate the duration of the fault.