DESCRIPTION
DTC B1795 is recorded when a malfunction is detected in the occupant classification ECU.
Troubleshoot DTC B1771 first if DTCs B1771 and B1795 are output simultaneously.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1795 |
|
|
HINT:
When DTC B1650/32 is detected as a result of troubleshooting for the airbag system, check the DTCs stored in the occupant classification ECU. When DTC B1795 is output, perform troubleshooting for the DTC.
PROCEDURE
1. |
CHECK DTC |
(a) Turn the ignition switch to ON, and wait for at least 10 seconds.
(b) Check for DTCs (See page ).
A
DTC B1795 is output.
B
DTCs B1771 and B1795 are output.
HINT:
Codes other than DTCs B1771 and B1795 may be output at this time, but they are not related to this check.
B |
GO TO DTC B1771 |
|
2. |
REPLACE OCCUPANT CLASSIFICATION ECU |
(a) Turn the ignition switch off.
(b) Disconnect the cable from the negative (-) battery terminal.
(c) Replace the occupant classification ECU (See page ).
|
3. |
PERFORM ZERO POINT CALIBRATION |
(a) Connect the cable to the negative (-) battery terminal.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Using the Techstream, perform Zero Point Calibration (See page ).
OK:
"Zero Point Calibration is complete." is displayed.
|
4. |
PERFORM SENSITIVITY CHECK |
(a) Using the Techstream, perform Sensitivity Check (See page ).
Standard:
27 to 33 kg (59.5 to 72.8 lb)
NEXT |
END |
Removal
REMOVAL
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS airbag system. Read the precautionary
notices concerning the SRS airbag system before servicing the steering column (See
page ).
PROCEDURE
1. PRECAUTION
HINT:
...
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DESCRIPTION
Signals are input into the position control ECU and switch assembly. The built-in
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Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The transponder key ECU assembly controls the vehicle's immobiliser system
functions. Immobiliser system data and Diagnostic Trouble Code (DTC) can be read
through the vehicle's Data Link Connector 3 (DLC3).
I ...