DESCRIPTION
This DTC is stored when there is an open or short malfunction in the transponder key amplifier coil (built into the engine switch).
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2784 |
The transponder key amplifier coil is open/shorted. |
|
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the certification ECU, refer to Registration (See page
).
PROCEDURE
1. |
REPLACE ENGINE SWITCH |
(a) Temporarily replace the engine switch with a new or normally functioning
one (See page ).
|
2. |
CLEAR DTC |
(a) Clear the DTCs (See page ).
|
3. |
CHECK FOR DTC |
(a) Check for DTCs (See page ).
OK:
DTC B2784 is not output.
OK | ![]() |
END (ENGINE SWITCH IS DEFECTIVE) |
NG | ![]() |
REPLACE CERTIFICATION ECU |
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Ambient Temperature Sensor Circuit (B1412/12)
DESCRIPTION
The cooler thermistor (ambient temperature sensor) is installed in the front
part of the cooler condenser assembly to detect the ambient temperature and control
the air conditioning auto mode. The sensor connected to the air conditioning ampli ...