SRS-ECU Memory Check
SRS-ECU MEMORY CHECKRequired Special Tool:
MB991502: Scan tool (MUT-II)
CAUTION: Turn "OFF" ignition switch before connecting or disconnecting scan tool MB991502.
1. Connect scan tool MB991502 to the data link connector (16-pin).
2. Read (and write down) all displayed DTC's.
NOTE: If the battery power supply has been disconnected or disrupted by the collision, scan tool MB991502 cannot communicate with the SRS-ECU. Check the battery then check and, if necessary, repair the front wiring harness and the body wiring harness before proceeding.
Data List:
3. Read the data list (fault duration and how many times memories are erased) using scan tool MB991502.
4. Erase DTC's and after waiting 5 seconds or more read (and write down) all displayed DTC's.