Code No.B1618: SRS-ECU safing G-sensor (Z axis low G-sensor failure)

caution

If diagnosis codes is set in the SRS-ECU, always diagnose the CAN main bus line.

These diagnosis codes are set when a fault is detected in the SRS-ECU. The most likely causes for this code to be set are shown in the table below:

Malfunction of the SRS-ECU

Code No.	Part/Circuit integral to SRS-ECU	Trouble causes
B1618	SRS-ECU safing G-sensor (Z axis low G-sensor)	Z axis low G-sensor failure

DIAGNOSIS PROCEDURE

Replace the SRS-ECU.