DESCRIPTION
DTC B1795 is stored when a malfunction is detected in the occupant classification ECU.
Troubleshoot DTC B1771 first when both DTCs B1771 and B1795 are present.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1795 |
Occupant classification ECU malfunction. |
Occupant classification ECU |
HINT:
PROCEDURE
1. |
CHECK FOR DTC |
(a) Turn the ignition switch to ON, and wait for at least 60 seconds.
(b) Clear the DTCs stored in memory (See page
).
HINT:
(c) Turn the ignition switch off, and wait for at least 10 seconds.
(d) Turn the ignition switch to ON, and wait for at least 60 seconds.
(e) Using the Techstream, check for DTCs of the occupant classification ECU (See
page ).
OK:
DTC B1795 is not output.
HINT:
DTCs other than DTC B1795 may be output at this time, but they are not related to this check.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
|
2. |
REPLACE OCCUPANT CLASSIFICATION ECU |
(a) Turn the ignition switch off.
(b) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
(c) Replace the occupant classification ECU (See page
).
HINT:
Perform the inspection using parts from a normal vehicle when possible.
|
3. |
PERFORM ZERO POINT CALIBRATION |
(a) Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.
(b) Turn the ignition switch to ON, and wait for at least 60 seconds.
(c) Using the Techstream, perform the zero point calibration (See page
).
OK:
"Zero Point Calibration is complete." is displayed.
|
4. |
PERFORM SENSITIVITY CHECK |
(a) Using the Techstream, perform the sensitivity check (See page
).
Standard range:
27 to 33 kg (59.5 to 72.8 lb)
NEXT | ![]() |
END |
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) If the stabilizer control ECU detects a malfunction, the fail-safe functions
shown in the table below operate.
Malfunction Item
Fail-safe Function
Speed Sensor
KDS ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT REAR DIFFERENTIAL LOCK SLEEVE
(a) Install the sleeve to the differential case (LH) and check that it moves
smoothly.
(b) Install the side gear to the sleeve and check that it moves smoothly.
(c) Using a feele ...