DESCRIPTION
This DTC is stored if the parking assist ECU judges as a result of its self check that a synchronization problem is occurring in the image signal sent from the passenger side television camera assembly to the parking assist ECU.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
C1684 | Side Camera Current Malfunction | Side camera current malfunction |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
PROCEDURE
1. | CHECK FOR DTC |
(a) Clear the DTCs.
Chassis > Circumference Monitoring Camera Control Module > Clear DTCs(b) Check for DTCs.
Chassis > Circumference Monitoring Camera Control Module > Trouble CodesOK:
DTC C1684 is not output.
OK | ![]() | USE SIMULATION METHOD TO CHECK |
|
2. | CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - OUTER REAR VIEW MIRROR ASSEMBLY RH) |
(a) Disconnect the J158 parking assist ECU connector.
(b) Disconnect the M1 outer rear view mirror assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J158-40 (RCB+) - M1-2 (RCB+) | Always | Below 1 Ω |
J158-17 (RGND) - M1-1 (RGND) | Always | Below 1 Ω |
J158-40 (RCB+) or M1-2 (RCB+) - Body ground | Always | 10 kΩ or higher |
J158-17 (RGND) or M1-1 (RGND) - Body ground | Always | 10 kΩ or higher |
NG | ![]() | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. | CHECK PARKING ASSIST ECU (RCB+, RGND) |
(a) Connect the J158 parking assist ECU connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J158-17 (RGND) - Body ground | Always | Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Switch Condition | Specified Condition |
---|---|---|
J158-40 (RCB+) - J158-17 (RGND) | Engine switch on (IG) | 5.5 to 7.05 V |
NG | ![]() | REPLACE PARKING ASSIST ECU |
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4. | REPLACE SIDE TELEVISION CAMERA ASSEMBLY RH |
(a) Replace the side television camera assembly RH with a new or normally functioning one.
Click here
|
5. | CHECK FOR DTC |
(a) Clear the DTCs.
Chassis > Circumference Monitoring Camera Control Module > Clear DTCs(b) Check for DTCs.
Chassis > Circumference Monitoring Camera Control Module > Trouble CodesOK:
DTCs C1684 is not output.
Result | Proceed to |
---|---|
OK | A |
NG (w/ Power Retract Mirror) | B |
NG (w/o Power Retract Mirror) | C |
A | ![]() | END (SIDE TELEVISION CAMERA ASSEMBLY RH WAS DEFECTIVE) |
B | ![]() | REPLACE OUTER MIRROR RETRACTOR RH |
C | ![]() | REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Tilt And Power Telescopic Steering Column System: Terminals Of Ecu
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Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Lexus Display
Audio system: Using the audio system
Selecting the audio
source
Switching between audio sources, such as the radio and CD, is explained
in
this section.
Changing audio source
1. Press the "AUDIO" button to display the "Source" screen.
If the "Source" screen is not displayed, press the button again.
2. Select the desired audi ...