DESCRIPTION
If an ECM that is incompatible with the engine immobiliser system is installed, the ECM stores this DTC.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B279C |
When an ECM that is incompatible with engine immobiliser system is installed. |
ECM |
PROCEDURE
1. |
CHECK DTC OUTPUT |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs (See page ).
OK:
DTC B279C is not output.
Result |
Proceed to |
---|---|
OK |
A |
NG (for 2GR-FE) |
B |
NG (for 1AR-FE) |
C |
A | ![]() |
USE SIMULATION METHOD TO CHECK |
B | ![]() |
REPLACE ECM |
C | ![]() |
REPLACE ECM |
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Rear Occupant Classification Sensor RH Collision Detection (B1788)
DESCRIPTION
DTC B1788 is output when the occupant classification ECU receives a collision
detection signal sent by the rear occupant classification sensor RH if an accident
occurs.
DTC B1788 is also output when the front seat assembly RH is subjected to ...
Dtc Check / Clear
DTC CHECK / CLEAR
HINT:
Use the Techstream to read and clear the DTC of the occupant classification ECU,
otherwise the DTCs cannot be read and cleared.
1. DTC CHECK
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ...