Supplemental Restraint System (Diagnostic Codes & Symptom Tests): Wiring Lexus HS I

WIRING DIAGRAM

Refer to DTC B1603/83. Refer to WIRING DIAGRAM .

Refer to DTC B1608/84. Refer to WIRING DIAGRAM .

Refer to DTC B1622/81. Refer to WIRING DIAGRAM .

Scheme 301

1. CHECK SIDE AIRBAG SENSOR RH Turn the power switch off. Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Interchange the side airbag sensor LH with RH and connect the connectors to them. Connect the cable to the negative (-) battery terminal. Turn the power switch on (IG), and wait for at least 60 seconds. Clear the DTCs stored in the memory. Refer to «DTC CHECK / CLEAR»(ref-398246-S01125415292011051600000) . Turn the power switch off. Turn the power switch on (IG), and wait for at least 60 seconds. Check for DTCs. Refer to «DTC CHECK / CLEAR»(ref-398246-S01125415292011051600000) . Result Result Proceed to DTCs B1620/21 and B1625/22 are not output. A DTC B1625/22 is output. B DTC B1620/21 is output. C TEXT IN ILLUSTRATION *1 Side Airbag Sensor LH *2 Center Airbag Sensor Assembly HINT: Codes other than DTCs B1620/21 and B1625/22 may be output at this time, but they are not related to this check. C --> See step 2 B --> See step 3 A --> See step 4
2. REPLACE CENTER AIRBAG SENSOR ASSEMBLY. Refer to «REMOVAL»(ref-398090-S02975140692011051600000)
3. REPLACE SIDE AIRBAG SENSOR RH. Refer to «REMOVAL»(ref-398090-S21372607032011051600000)
4. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-398089-S18270818032011051600000)

Refer to DTC B1627/82. Refer to WIRING DIAGRAM .

Scheme 302

1. CHECK SIDE AIRBAG SENSOR LH Turn the power switch off. Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Interchange the side airbag sensor RH with LH and connect the connectors. Connect the cable to the negative (-) battery terminal. Turn the power switch on (IG), and wait for at least 60 seconds. Clear the DTCs stored in the memory. Refer to «DTC CHECK / CLEAR»(ref-398246-S01125415292011051600000) . Turn the power switch off. Turn the power switch on (IG), and wait for at least 60 seconds. Check for DTCs. Refer to «DTC CHECK / CLEAR»(ref-398246-S01125415292011051600000) . Result Result Proceed to DTCs B1620/21 and B1625/22 are not output. A DTC B1620/21 is output. B DTC B1625/22 is output. C TEXT IN ILLUSTRATION *1 Side Airbag Sensor RH *2 Center Airbag Sensor Assembly HINT: Codes other than DTCs B1620/21 and B1625/22 may be output at this time, but they are not related to this check. C --> See step 2 B --> See step 3 A --> See step 4
2. REPLACE CENTER AIRBAG SENSOR ASSEMBLY. Refer to «REMOVAL»(ref-398090-S02975140692011051600000)
3. REPLACE SIDE AIRBAG SENSOR LH. Refer to «REMOVAL»(ref-398090-S21372607032011051600000)
4. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-398089-S18270818032011051600000)

Refer to DTC B1622/81. Refer to WIRING DIAGRAM .

Refer to DTC B1627/82. Refer to WIRING DIAGRAM .