WIRING DIAGRAM
CAUTION / NOTICE / HINT
Note
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.
When replacing the radio receiver assembly or navigation ECU, always replace it with a new one. If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:
A communication malfunction DTC may be stored.
The radio receiver assembly or navigation ECU may not operate normally.
Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
CONFIRM SYMPTOMS
Recheck the situation when the malfunction occurs.
Tech Tips
When a hand is rested on the remote touch screen while driving, the remote touch (remote operation controller assembly) may react to finger movements and repeatedly display and hide the pointer.
When accelerating excessively on rough roads, the remote touch (remote operation controller assembly) may react to the acceleration and repeatedly display and hide the pointer.
Result | ||||||||
---|---|---|---|---|---|---|---|---|
|
B |
END |
C |
CHECK CONNECTOR CONNECTION CONDITION Click here |
A |
CHECK FOR FOREIGN MATTER
Check if there is any foreign matter around the remote touch screen that interferes with operation of the screen.
OK |
---|
There is no foreign matter around the remote touch screen that interferes with operation of the screen. |
Result | |||
---|---|---|---|
|
NG |
REMOVE FOREIGN MATTER (CHECK OPERATION AGAIN) |
OK |
REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) SELF CHECK (CHECK REMOTE TOUCH SCREEN OPERATION POSITION RECOGNITION CONDITION)
Enter self-diagnostic mode.
*a | Switch Illumination |
*b | Remote Touch Screen |
Operate the remote touch screen diagonally from the upper left to the lower right and check that the brightness of the switch illumination changes.
Note
Since the remote touch screen may recognize a pinch in/out operation if operated with 2 fingers, always use 1 finger to operate the remote touch screen in self-diagnostic mode.
OK |
---|
Brightness changes according to touch screen operation. |
Result | |||||||
---|---|---|---|---|---|---|---|
|
Tech Tips
When the switch illumination blinks, the remote touch (remote operation controller assembly) has stored a DTC.
B |
REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) Click here |
A |
REPLACE NAVIGATION ECU
Replace the navigation ECU with a new one.
Check the malfunction disappears.
OK |
---|
Malfunction disappears. |
Result | |||
---|---|---|---|
|
OK |
END (NAVIGATION ECU IS DEFECTIVE) |
NG |
REPLACE RADIO RECEIVER ASSEMBLY Click here |
CHECK CONNECTOR CONNECTION CONDITION
Check if the P69 remote touch (remote operation controller assembly) connector is securely connected.
OK |
---|
The connector is securely connected. |
Result | |||
---|---|---|---|
|
NG |
SECURELY CONNECTED |
OK |
CHECK HARNESS AND CONNECTOR (REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) - BATTERY AND BODY GROUND)
Disconnect the O165 remote touch (remote operation controller assembly) connector.
*a | Front view of wire harness connector (to Remote Touch (Remote Operation Controller Assembly)) |
Measure the resistance according to the value(s) in the table below.
Standard Resistance | ||||||
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|
Measure the voltage according to the value(s) in the table below.
Standard Voltage | |||||||||
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*1: w/o Stop and Start System
*2: w/ Stop and Start System
Result | ||||||||
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|
A |
REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) Click here |
B |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
C |
GO TO STOP AND START SYSTEM Click here |