DESCRIPTION
This DTC is stored when there is an open or short in the transponder key coil (built into the engine switch).
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2784 |
Transponder key coil is open or shorted. |
|
CAUTION / NOTICE / HINT
NOTICE:
If the certification ECU (smart key ECU assembly) is replaced, register the key
(See page ).
PROCEDURE
1. |
CHECK DTC OUTPUT |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs (See page ).
OK:
DTC B2784 is not output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
|
2. |
REPLACE ENGINE SWITCH |
(a) Replace the engine switch (See page for
2GR-FE, See page for 1AR-FE)).
|
3. |
CHECK DTC OUTPUT |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs (See page ).
OK:
DTC B2784 is not output.
OK | ![]() |
END (ENGINE SWITCH WAS DEFECTIVE) |
NG | ![]() |
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
Short in Side Squib LH Circuit (B1825/56-B1828/56)
DESCRIPTION
The side squib LH circuit consists of the center airbag sensor assembly and front
seat side airbag assembly LH.
The center airbag sensor assembly uses this circuit to deploy the airbag when
deployment conditions are met.
These DTCs are store ...
Pressure Control Solenoid "C" Performance (Shift Solenoid Valve SL3) (P0796)
SYSTEM DESCRIPTION
The TCM uses the vehicle speed signal and signals from the transmission speed
sensors (NC, NT) to detect the actual gear (1st, 2nd, 3rd, 4th, 5th or 6th gear).
Then the TCM compares the actual gear with the shift schedule in the TCM memo ...
MIL Circuit
DESCRIPTION
The MIL (Malfunction Indicator Lamp) is used to indicate vehicle malfunctions
detected by the ECM. By turning the ignition switch to ON, power is supplied to
the MIL circuit, and the ECM provides the circuit ground which illuminates the MIL.
...