DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) Check the DLC3 (See page
).
2. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
Problem Symptoms Table
Terminals Of EcuTheft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (EFIO-IMI) to the transponder key ECU assembly is stuck
high output (e.g. shorted to +B), the ECM stores this DTC.
DTC No.
DTC Detection Condition
Trouble Area
B279A
...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE NO. 2 HEADLIGHT BULB (for Halogen Headlight)
(a) Turn the No. 2 headlight bulb in the direction indicated by the arrow
shown in the illustration, and remove it.
NOTICE:
Do not touch the bulb glass.
...
Security Indicator Light Circuit
DESCRIPTION
The security indicator light blinks continuously due to a continuous signal received
from the certification ECU (smart key ECU assembly) while the engine immobiliser
is set.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the certifica ...