Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual: Sensor Frozen Indication (Dirty or Frozen)

DESCRIPTION

When the ultrasonic sensor is dirty or frozen, "Parking Assist Unavailable Clean Parking Assist Sensor" is displayed on the multi-information display in the combination meter assembly.

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs

(b) Check for DTCs.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes

Result

Proceed to

DTCs are not output

A

DTC is output

B

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

A

2.

READ VALUE USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Advanced Parking Guidance / ICS / Intuitive P/A / Data List.

(e) Read the Data List according to the display on the Techstream.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Rr Right Freezed History

Rear right sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Rr Right Center Freezed History

Rear right center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Rr Left Center Freezed History

Rear left center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Rr Left Freezed History

Rear left sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Right Freezed History

Front right sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Right Center Freezed History

Front right center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Left Center Freezed History

Front left center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Left Freezed History

Front left sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Data List

Tester Display

Rr Right Freezed History

Rr Right Center Freezed History

Rr Left Center Freezed History

Rr Left Freezed History

Fr Right Freezed History

Fr Right Center Freezed History

Fr Left Center Freezed History

Fr Left Freezed History

Result

Proceed to

Sensor frozen history displays "Not Rec"

A

Sensor frozen history displays "Recorded"

B

B

GO TO STEP 4

A

3.

CLEAN ULTRASONIC SENSORS

(a) Clean the ultrasonic sensor from dirty or frozen.

NEXT

4.

CLEAR THE DTC

(a) Clear the DTCs.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs
NEXT

5.

READ VALUE USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG) and wait 30 seconds.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Advanced Parking Guidance / ICS / Intuitive P/A / Data List.

(e) Read the Data List according to the display on the Techstream.

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Rr Right Freezed History

Rear right sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Rr Right Center Freezed History

Rear right center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Rr Left Center Freezed History

Rear left center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Rr Left Freezed History

Rear left sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Right Freezed History

Front right sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Right Center Freezed History

Front right center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Left Center Freezed History

Front left center sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Fr Left Freezed History

Front left sensor frozen history

Not Rec or Recorded

Not Rec: No record history

Recorded: Record history

If the DTCs are cleared, history record will be cleared

Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Data List

Tester Display

Rr Right Freezed History

Rr Right Center Freezed History

Rr Left Center Freezed History

Rr Left Freezed History

Fr Right Freezed History

Fr Right Center Freezed History

Fr Left Center Freezed History

Fr Left Freezed History

Result

Proceed to

Sensor frozen history displays "Not Rec"

A

Sensor frozen history displays "Recorded"

B

A

END

B

REPLACE ULTRASONIC SENSOR

    No. 2 Clearance Warning Buzzer Circuit
    DESCRIPTION This circuit consists of the No. 2 clearance warning buzzer and clearance warning ECU assembly. An ECU-excited type buzzer is used. The ECU operates the buzzers using a sound pattern that ...

    Panoramic View Monitor Switch
    ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual > Fuel Pump (for Tmmc Made): Disassembly
    DISASSEMBLY CAUTION / NOTICE / HINT NOTICE: Do not disconnect the tube shown in the illustration when disassembling the fuel suction tube with pump and gauge assembly. Doing so will cause reassembly of the fuel suction tube with pump and gauge assembly to be impossible as the tube is pressed into ...

    Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Headlight Dimmer Switch Circuit
    DESCRIPTION The main body ECU (multiplex network body ECU) receives the following switch information: Light control switch in DRL OFF*1, tail, head, AUTO position Dimmer switch in high, low or high flash (pass) position Fog light switch in front or off position*2 *1: w/ DRL OFF Switch ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2022 Copyright www.lexusrx.net
    0.0172