Lexus NX: 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 |
| |
| 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 front power seat switch | |
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Tilt and Telescopic Manual Switch Circuit Malfunction (B2603)
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 Malfunction (B2610)
DESCRIPTION The tilt motor 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 position sensor (Hall IC) in
Telescopic Position Sensor or Telescopic Motor Circuit Malfunction (B2611)
DESCRIPTION The telescopic motor is operated by the power source voltage supplied from the multiplex tilt and telescopic ECU and slides the steering column forward and backward. The telescopic positio
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Replacement
REPLACEMENT PROCEDURE 1. REPLACE RING PIN NOTICE: It is not necessary to remove the ring pin unless it is being replaced. (a) Remove the 12 ring pins. (b) Using a plastic-faced hammer, install 12 new ring pins. *a Upper Side *b Lower Side *c 15 mm (0.591 in.) *d 14 mm (0.551 in.)
Installation
INSTALLATION PROCEDURE 1. INSTALL OCCUPANT DETECTION ECU (a) Attach the claw to install the occupant detection ECU. NOTICE: If the occupant detection ECU has been dropped, or there are any cracks, dents or other defects in the case or connector, replace the occupant detection ECU with a new one. (b)
