2000 Lexus ES 300FACTORY OEM SERVICE PROCEDURE

Anti-Lock - With Traction Control

ANTI-LOCK - WITH TRACTION CONTROL DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Description
C0226/21 Right Front ABS/TRAC Actuator Solenoid Circuit
C0236/22 Left Front ABS/TRAC Actuator Solenoid Circuit
C0246/23 Right Rear ABS/TRAC Actuator Solenoid Circuit
C0256/24 Left Rear ABS/TRAC Actuator Solenoid Circuit
C0273/13 ABS Motor Relay Circuit
C0274/14 ABS Motor Relay Circuit
C0278/11 ABS Solenoid Relay Circuit
C0279/12 ABS Solenoid Relay Circuit
C1201/61 Engine Control System Malfunction
C1225/25 Open Or Short In SMC1 Circuit
C1226/26 Open Or Short In SMC2 Circuit
C1227/27 Open Or Short In SRC1 Circuit
C1228/28 Open Or Short In SRC2 Circuit
C1231/31 Right Front Wheel Speed Sensor Circuit
C1232/32 Left Front Wheel Speed Sensor Circuit
C1233/33 Right Rear Wheel Speed Sensor Circuit
C1234/34 Left Rear Wheel Speed Sensor Circuit
C1241/41 IG Power Supply Circuit
C1243/43 ABS Control System Malfunction
C1244/44 NE Signal Circuit
C1249/49 Brakelight Switch Circuit
C1251/51 ABS Pump Motor Lock
C1253/53 ECM Communication Circuit Malfunction
C1271/71 Right Front Speed Sensor Signal Voltage Low
C1272/72 Left Front Speed Sensor Signal Voltage Low
C1273/73 Right Rear Speed Sensor Signal Voltage Low
C1274/74 Left Rear Speed Sensor Signal Voltage Low
C1275/75 Abnormal Change In Output Signal From Right Front Speed Sensor
C1276/76 Abnormal Change In Output Signal From Left Front Speed Sensor
C1277/77 Abnormal Change In Output Signal From Right Rear Speed Sensor
C1278/78 Abnormal Change In Output Signal From Left Rear Speed Sensor
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.