WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
PROCEDURE
1. | CHECK SYMPTOMS |
(a) Recheck the situation when the malfunction occurs.
HINT:
Result | Proceed to |
---|---|
Symptom occurs in any situation. | A |
Symptom occurs when hand is rested on the remote touch screen while driving. | B |
Symptom occurs when accelerating excessively on rough roads. | C |
B | END |
C | GO TO STEP 5 |
|
2. | CHECK FOR FOREIGN MATTER |
(a) 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.
NG | REMOVE FOREIGN MATTER (CHECK OPERATION AGAIN) |
|
3. | REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) SELF CHECK (CHECK REMOTE TOUCH SCREEN OPERATION POSITION RECOGNITION CONDITION) |
(a) Enter self-diagnostic mode.
Click here
(b) Operate the remote touch screen diagonally from the upper left to the lower right and check that the brightness of the switch illumination changes. NOTICE: 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 remote touch screen operation.
HINT: When the switch illumination blinks, the remote touch (remote operation controller assembly) has stored a DTC. |
|
B | REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
|
4. | REPLACE NAVIGATION ECU |
(a) Replace the navigation ECU with a new or known good one.
Click here
(b) Check the malfunction disappears.
OK:
Malfunction disappears.
OK | END (NAVIGATION ECU IS DEFECTIVE) |
NG | REPLACE RADIO RECEIVER ASSEMBLY |
5. | CHECK CONNECTOR CONNECTION CONDITION |
(a) Check if the J154 remote touch (remote operation controller assembly) connector is securely connected.
OK:
The connector is securely connected.
NG | SECURELY CONNECTED |
|
6. | CHECK HARNESS AND CONNECTOR (REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) POWER SOURCE) |
(a) Disconnect the J154 remote touch (remote operation controller assembly) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J154-10 (GND) - Body ground | Always | Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
J154-1 (+B) - Body ground | Always | 11 to 14 V |
J154-6 (ACC) - Body ground | Engine switch on (ACC) | 11 to 14 V |
OK | REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) |
NG | REPAIR OR REPLACE HARNESS OR CONNECTOR |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Air Conditioning System: Parts Location
PARTS LOCATION ILLUSTRATION *A w/o Rear Air Conditioning System *B w/ PTC Heater *C w/ Smog Ventilation Sensor *D w/ Pre-collision System *1 AIR CONDITIONER PRESSURE SENSOR *2 COOLER (AMBIENT TEMP. SENSOR) THERMISTOR *3 COOLER COMPRESSOR ASSEMBLY *4 SEMICONDUC ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Sfi System: Camshaft Position "A" - Timing Over-Advanced or System Performance Bank 1 (P001100,P001200,P002100,P002200)
DESCRIPTION Refer to DTC P001013. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P001100 Camshaft Position "A" - Timing Over-Advanced or System Performance Bank 1 Intake valve timing is stuck at a certain value when in the advance rang ...