DESCRIPTION
If the engine switch is pressed with the electrical key transmitter sub-assembly in the cabin, the certification ECU (smart key ECU assembly) receives a signal and changes the power source mode.
HINT:
When the cable is disconnected and reconnected to the negative (-) battery terminal, the power source mode returns to the state it was in before the cable was disconnected.
WIRING DIAGRAM
Refer to Power Source Mode does not Change to ON (IG and ACC) (See page
).
CAUTION / NOTICE / HINT
NOTICE:
Click here
Troubleshoot the smart key system (for Start Function) after confirming that the communication systems are functioning properly.
Problem Symptom |
Data List Item |
Active Test Item |
---|---|---|
Power source mode does not change to on (ACC) but does change to on (IG) |
Power Source Control
Starting Control
|
- |
PROCEDURE
1. |
CHECK FOR DTC |
(a) Using the Techstream, check for certification ECU (smart key ECU assembly)
DTCs (See page ).
Result |
Proceed to |
---|---|
DTCs are not output |
A |
Smart key system (for Start Function) DTCs are output |
B |
B | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
2. |
CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) - DRIVER SIDE JUNCTION BLOCK) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT DRIVER SIDE JUNCTION BLOCK (ACC RELAY) |
NG | ![]() |
REPLACE DRIVER SIDE JUNCTION BLOCK |
|
4. |
CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
NG | ![]() |
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
Data Signal Circuit between Radio Receiver and Extension Module
DESCRIPTION
The stereo component tuner assembly sends the image data signal to the radio
and display receiver assembly via this circuit.
WIRING DIAGRAM
PROCEDURE
1.
CHECK NO. 1 NAVIGATION WIRE
(a) Disconnect the R33 radio and display receiver assembly connect ...
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch
(Position)
...
Installation
INSTALLATION
PROCEDURE
1. INSTALL TRANSMISSION FLOOR SHIFT ASSEMBLY
(a) Install the transmission floor shift assembly to the vehicle body with the
4 bolts.
Torque:
14 N·m {143 kgf·cm, 10 ft·lbf}
(b) Attach the 4 clamps to connect the wire harness to the transmission floor
shift assembl ...