Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Short in Sensor with Motor Power Supply Circuit (B2658)
DESCRIPTION
This DTC is stored when the slide motor is being operated (the slide motor position sensor is being supplied with power) and the power supply voltage does not rise to the specified value.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B2658 | Short in Sensor with Motor Power Supply Circuit | Slide motor position sensor power supply voltage is low |
|
WIRING DIAGRAM
PROCEDURE
| 1. | CLEAR DTC |
(a) Clear the DTCs.
Click here .gif)
|
.gif)
| 2. | CHECK FOR DTC |
(a) Check for DTCs.
Click here
OK:
DTC B2658 is not output.
| OK | .gif) | USE SIMULATION METHOD TO CHECK |
|
| 3. | CHECK HARNESS AND CONNECTOR (POSITION CONTROL ECU AND SWITCH ASSEMBLY LH - SLIDE MOTOR (FRONT SEAT ADJUSTER ASSEMBLY LH)) |
(a) Disconnect the c6 position control ECU and switch assembly LH connector.
(b) Disconnect the c1 slide motor (front seat adjuster assembly LH) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| c6-5 (SSRS) - c1-2 (O/P) | Always | Below 1 Ω |
| c6-5 (SSRS) or c1-2 (O/P) - Body ground | Always | 10 kΩ or higher |
| c6-1 (SGND) - c1-3 (GND) | Always | Below 1 Ω |
| c6-1 (SGND) or c1-3 (GND) - Body ground | Always | 10 kΩ or higher |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 4. | CHECK POSITION CONTROL ECU AND SWITCH ASSEMBLY LH (SLIDE MOTOR CIRCUIT) |
(a) Reconnect the c1 slide motor (front seat adjuster assembly LH) connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| c1-2 (O/P) - c1-3 (GND) | Slide switch on | 4.8 to 5.1 V |
| OK | | REPLACE FRONT SEAT ADJUSTER ASSEMBLY LH |
| NG | | REPLACE POSITION CONTROL ECU AND SWITCH ASSEMBLY LH |
Slide Sensor Malfunction (B2650)
DESCRIPTION When the position control ECU and switch assembly LH does not receive a slide motor position sensor signal despite the seat having been moved forward or backward by power seat motor operat ...
Front Power Seat does not Operate with Front Power Seat Switch
DESCRIPTION Signals are input into the position control ECU and switch assembly LH. The built-in ECU manages the signals received from the power seat switch, and operates each motor. If the position c ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Steps to take in
an emergency: If the 12-volt battery is
discharged
The following procedures may be used to start the hybrid system if the
vehicle's
12-volt battery is discharged.
You can also call your Lexus dealer or a qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehicle with a
12-volt
battery, you can jump start yo ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Stereo Component Amplifier: Components
COMPONENTS ILLUSTRATION *A for TMMC Made *B except 15 Speakers *C for 15 Speakers - - *1 NO. 1 AMPLIFIER BRACKET *2 NO. 2 AMPLIFIER BRACKET *3 STEREO COMPONENT AMPLIFIER ASSEMBLY *4 STEREO COMPONENT AMPLIFIER ASSEMBLY WITH BRACKET N*m (kgf*cm, ft.*lbf): ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
0.0181