Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Diagnostic Trouble Code Chart

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Suspension / Steering Column / Power Tilt And Power Telescopic Steering Column System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Power Tilt and Power Telescopic Steering Column System

DTC No.

Detection Item

DTC Detection Condition

Link

B2603

Tilt and Telescopic Manual Switch Circuit Malfunction

When operating the tilt and telescopic switch, an abnormal voltage value is sent to the multiplex tilt and telescopic ECU.

B2610

Tilt Position Sensor or Tilt Motor Circuit Malfunction

Tilt operation stops within the operation range while operating.

B2611

Telescopic Position Sensor or Telescopic Motor Circuit Malfunction

Telescopic operation stops within the operation range while operating.

B2620

ECU Power Source Circuit Malfunction

The voltage of the ECU power source drops to 8 V or less and this condition continues for 10 seconds or more.

B2624

Vehicles Speed Malfunction
  • The auto away function is disabled with the last vehicle speed signal (If the engine switch is turned off immediately after the vehicle comes to a sudden stop, the last vehicle speed signal may not be 0 km/h (0 mph).) of 10 km/h (6 mph) or more.
  • The vehicle speed signal is lost for 5 seconds or more and the auto away/return function is disabled.

U0142

Lost Communication with Main Body ECU

Lost communication with main body ECU (multiplex network body ECU)

U0208

Lost Communication with "Seat Control Module A"

Lost communication with position control ECU and switch assembly LH

    Diagnosis System
    DIAGNOSIS SYSTEM DESCRIPTION (a) When troubleshooting a vehicle with the diagnostic system, the only difference from the usual troubleshooting procedure is connecting the Techstream to the vehicle and ...

    Dtc Check / Clear
    DTC CHECK / CLEAR CHECK DTC (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG). (d) Turn the Techstream on. (e) Enter the following menus: Body ...

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

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

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