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SRS - Troubleshooting 52B-9 WARNING LAMP CIRCUIT CONNECTOR LOCK SWITCH terminal and the earth terminal of the warning lamp circuit when the SRS-ECU connector is disconnected. The structure is the same as that of squib circuit connector lock switch. INSPECTION CHART FOR DIAGNOSIS CODES Inspect according to the inspection chart that is appropriate for the malfunction code. Code no. Diagnostic item Page 14 SRS-ECU front impact analog G-sensor system 52B-11 15 SRS-ECU front impact safing G-sensor system Short circuit in the sensor 52B-11 16 SRS-ECU front impact safing G-sensor system Open circuit in the sensor 21* 1 Driver’s air bag module (squib) system Short circuit between terminals of the squib circuit 52B-12 22* 1 Driver’s air bag module (squib) system Open in the squib circuit 52B-16 24* 1 Front passenger’s air bag module (squib) system Short circuit between terminals of the squib circuit 52B-20 25* 1 Front passenger’s air bag module (squib) system Open in the squib circuit 52B-22 26* 1 Driver’s seat belt pre-tensioner (squib) system Short circuit between terminals of the squib circuit 52B-23 27* 1 Driver’s seat belt pre-tensioner (squib) system Open in the squib circuit 52B-25 28* 1 Front passenger’s seat belt pre-tensioner (squib) system Short circuit between terminals of the squib circuit 52B-26 29* 1 Front passenger’s seat belt pre-tensioner (squib) system/ Open in the squib circuit 52B-28 31 SRS-ECU DC-DC converter system Increased terminal voltage 52B-11 32 SRS-ECU DC-DC converter system Decreased terminal voltage Ignition switch (IG 1 ) SRS warning lamp SRS-ECU harness side connector Short spring ON ON OFF OFF Connector* lock switch NOTE connector disengaged:OFF |