DESCRIPTION
This DTC is stored when items controlled by the certification ECU (smart key ECU assembly) cannot be customized via the audio and visual system vehicle customization screen.
HINT:
The certification ECU (smart key ECU assembly) controls the smart access system with push-button start (for Entry Function) related items that are customizable via the multi-display assembly screen.
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
---|---|---|---|
B15F7 | Certification ECU Vehicle Information Reading/Writing Process Malfunction | Certification ECU (smart key ECU assembly) vehicle setting processing malfunction |
|
CAUTION / NOTICE / HINT
NOTICE:
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.
Click here
PROCEDURE
1. | CHECK CAN COMMUNICATION SYSTEM |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here
OK:
CAN DTCs are not output.
NG | ![]() | GO TO CAN COMMUNICATION SYSTEM |
|
2. | CHECK SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function) |
(a) Check if the smart access system with push-button start (for Entry Function) is malfunctioning.
Click here
HINT:
Customization may not be possible depending on the malfunction in the smart access system with push-button start (for Entry Function).
OK:
No malfunctions are present in the smart access system with push-button start (for Entry Function).
NG | ![]() | GO TO SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function) |
|
3. | CLEAR DTC |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs
|
4. | CHECK FOR DTC |
(a) Recheck for DTCs and check that no DTCs are output.
Body Electrical > Navigation System > Trouble Codes Result | Proceed to |
---|---|
DTCs are not output | A |
DTCs are output | B |
A | ![]() | END |
B | ![]() | REPLACE RADIO RECEIVER ASSEMBLY |
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Park / Neutral Position Switch: Adjustment
ADJUSTMENT PROCEDURE 1. SECURE VEHICLE (a) Fully apply the parking brake and chock a wheel. CAUTION:
Make sure to apply the parking brake and chock a wheel before performing this procedure.
If the vehicle is not secure and the shift lever is moved to N, the vehicle may suddenly move, possibly r ...
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Rear No. 1 Seat Inner Belt Assembly(for 60/40 Split Seat Type Rh Side): Inspection
INSPECTION PROCEDURE 1. INSPECT REAR SEAT 3 POINT TYPE BELT ASSEMBLY RH (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 - 2 Rear No. 1 RH seat belt unfastened Below 1 Ω Rear No. 1 ...