Lexus ES: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Power Tilt and Power Telescopic Steering Column System| DTC No. | Detection Item | DTC Detection Condition | Link |
|---|---|---|---|
| B26031C | Tilt and Telescopic Manual Switch Circuit Circuit Voltage Out of Range | When operating the tilt and telescopic switch, an abnormal voltage value is sent to the multiplex tilt and telescopic ECU. | |
| B261096 | Tilt Position Sensor or Tilt Motor Circuit Component Internal Failure | Tilt operation stops within the operation range while operating. | |
| B261196 | Telescopic Position Sensor or Telescopic Motor Circuit Component Internal Failure | Telescopic operation stops within the operation range while operating. | |
| B2620A2 | ECU Power Source Circuit System Voltage Low | The voltage of the ECU power source drops to 8 V or less for 10 seconds or more. | |
| U014287 | Lost Communication with Body Control Module "B" Missing Message | One of the following conditions is met:
| |
| U015587 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message | Signals from the combination meter assembly are interrupted for 10 seconds or more. | |
| U020887 | Lost Communication with "Seat Control Module A" Missing Message | Signals (memory or recall request signal) received from the position control ECU assembly (driver seat) are interrupted for 10 seconds or more. | |
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Tilt and Telescopic Manual Switch Circuit Circuit Voltage Out of Range (B26031C)
DESCRIPTION Different voltage values are sent to the multiplex tilt and telescopic ECU by operating the tilt and telescopic switch. The multiplex tilt and telescopic ECU then judges which motor and in
Tilt Position Sensor or Tilt Motor Circuit Component Internal Failure (B261096)
DESCRIPTION The tilt motor (steering column assembly) is operated by the power source voltage supplied from the multiplex tilt and telescopic ECU and tilts the steering column up and down. The tilt po
Telescopic Position Sensor or Telescopic Motor Circuit Component Internal Failure (B261196)
DESCRIPTION The telescopic motor (steering column assembly) is operated by the power source voltage supplied from the multiplex tilt and telescopic ECU and slides the steering column assembly forward
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Installation
INSTALLATION PROCEDURE 1. INSTALL MILLIMETER WAVE RADAR SENSOR ASSEMBLY NOTICE: If the millimeter wave radar sensor assembly has been struck or dropped, replace the millimeter wave radar sensor assembly with a new one. (a) Engage the 2 guides. Bolt Screw (b) Tighten the 2 bolts and
ECU Power Source Circuit
DESCRIPTION This circuit is the power source circuit to operate the parking assist ECU. The parking assist ECU controls the panoramic view monitor system. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuse for circuits related to this system before performing the following inspection p
