| Last Modified: 7-3-2017 | 6.8:8.0.40 | Doc ID: RM000001OQL009X |
| Model Year Start: 2007 | Model: LX470 | Prod Date Range: [08/2006 - ] |
| Title: SUPPLEMENTAL RESTRAINT SYSTEM: OCCUPANT CLASSIFICATION SYSTEM: DIAGNOSTIC TROUBLE CODE CHART; 2007 MY LX470 [08/2006 - ] | ||
DIAGNOSTIC TROUBLE CODE CHART
HINT:
When DTC B1650/32 is detected as a result of troubleshooting the Supplemental Restraint System, perform troubleshooting for the occupant classification system by referring to the table below.
Occupant classification system
|
DTC No. |
Detection Item |
Trouble Area |
Passenger Airbag ON / OFF Indicator (OFF Indicator) |
See page |
|---|---|---|---|---|
|
B1771 |
Passenger Side Buckle Switch Circuit Malfunction |
- No. 1 seat wire - Front seat inner belt assembly RH (Buckle switch RH) - Occupant classification ECU |
ON |
|
|
B1772 |
Seat Position Sensor Circuit Malfunction |
- No. 1 seat wire - Seat position sensor - Occupant classification ECU |
ON |
|
|
B1773 |
Belt Tension Sensor Circuit Malfunction |
- No. 1 seat wire - Front seat outer belt RH (Belt tension sensor) - Occupant classification ECU |
ON |
|
|
B1774 |
Pressure Sensor Circuit Malfunction |
- No. 1 seat wire - Front seat cushion assembly (Occupant classification sensor) - Occupant classification ECU |
ON |
|
|
B1775 |
Pressure Sensor Power Source Circuit Malfunction |
- No. 1 seat wire - Front seat cushion assembly (Occupant classification sensor) - Occupant classification ECU |
ON |
|
|
B1776 |
Seat Belt Tension Sensor Power Source Circuit Malfunction |
- No. 1 seat wire - Front seat outer belt RH (Belt tension sensor) - Occupant classification ECU |
ON |
|
|
B1790 |
Center Airbag Sensor Assembly Communication Circuit Malfunction |
- No. 1 seat wire - Floor wire - Occupant classification ECU - Center airbag sensor assembly |
ON |
|
|
B1795 |
Occupant Classification ECU Malfunction |
- Occupant classification ECU |
ON |
|
|
B1797 |
Calibration Malfunction |
- There is no malfunction if this DTC does not recur after occupant classification system zero point calibration is performed. - Front seat cushion assembly (Occupant classification sensor) |
ON |
|
![2007 MY LX470 [08/2006 - ]; SUPPLEMENTAL RESTRAINT SYSTEM: OCCUPANT CLASSIFICATION SYSTEM: B1771; Passenger Side Buckle Switch Circuit Malfunction](../../../../stylegraphics/info.gif "2007 MY LX470 [08/2006 - ]; SUPPLEMENTAL RESTRAINT SYSTEM: OCCUPANT CLASSIFICATION SYSTEM: B1771; Passenger Side Buckle Switch Circuit Malfunction")
|
|