SRS Diagnosis Unit Memory Check

1. Connect the scan tool to the data link connector then check diagnosis codes.

Caution: Make certain that the ignition switch is OFF when the scan tool is connected or disconnected.

2. Read (and write down) all displayed diagnostic trouble codes.

NOTE: If the battery power supply has been disconnected or disrupted by the collision, the scan tool cannot communicate with the SRS diagnosis unit. Inspect and, if necessary, repair the body wiring harness before proceeding further.

3. Read the service data (fault duration and how many times the memory was erased) using the scan tool.

NOTES

^ Maximum stored period: 9999 minutes (approximately 7 days)

^ Maximum number of times to be stored: 250

4. Erase the diagnostic trouble codes, then wait 45 seconds or more, read and write down all displayed diagnostic trouble codes.