IMMOBILISER SYSTEM(w/ Entry and Start System), Diagnostic DTC:B279C
DTC Code | DTC Name |
---|---|
B279C | Theft Deterrent System Presence Detection |
DESCRIPTION
If an ECM that is incompatible with the immobiliser system is installed, the ECM stores this DTC.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
B279C |
Theft Deterrent System Presence Detection |
An ECM that is incompatible with the immobiliser system is installed (1-trip detection logic*). |
ECM |
DTC output confirmation operation:
|
*: Only detected while a malfunction is present.
Vehicle Condition when Malfunction Detected |
Fail-safe Function when Malfunction Detected |
---|---|
Engine cannot be started |
- |
DTC No. |
Data List and Active Test |
---|---|
B279C |
- |
CAUTION / NOTICE / HINT
When using the GTS with the engine switch off, connect the GTS to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the GTS and the vehicle begins. Then select Model Code "KEY REGIST" under manual mode and enter the following menus: Body Electrical / Entry&Start(CAN). While using the GTS, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the GTS and the vehicle.
After repair, confirm that no DTCs are output by performing "DTC Output Confirmation Operation."
PROCEDURE
CLEAR DTC
Clear the DTCs.
Powertrain > Engine and ECT > Clear DTCs
Powertrain > Engine and ECT > Clear DTCs
Result
Proceed to
NEXT
CHECK FOR DTC
Check for DTCs.
Powertrain > Engine and ECT > Trouble Codes
Powertrain > Engine and ECT > Trouble Codes
Tip:Before checking for DTCs, perform the "DTC Output Confirmation Operation" procedure.
OK
B279C is not output.
Result
Result
Proceed to
DTC B279C is not output
A
DTC B279C is output
B
REPLACE CURRENT ECM WITH PROPER ECM
Replace the current ECM with the proper ECM.
for 1AD-FTV:Click here
for 1ND-TV:Click here
for 1NR-FE:Click here
for 1ZR-FAE:Click here
for 1ZR-FE:Click here
for 2ZR-FE:Click here
Result
Proceed to
NEXT
NEXT END