Lexus ES: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Adaptive Variable Suspension System| DTC No. | Detection Item | Warning Indicate | Memory | Link |
|---|---|---|---|---|
| C1715 | Front Acceleration Sensor RH Malfunction | Does not come on | Yes | |
| C1716 | Front Acceleration Sensor LH Malfunction | Does not come on | Yes | |
| C1717 | Rear Acceleration Sensor Malfunction | Does not come on | Yes | |
| C1731 | FR Damping Force Control Actuator Circuit | Does not come on | Yes | |
| C1732 | FL Damping Force Control Actuator Circuit | Does not come on | Yes | |
| C1733 | RR Damping Force Control Actuator Circuit | Does not come on | Yes | |
| C1734 | RL Damping Force Control Actuator Circuit | Does not come on | Yes | |
| C1781 | Suspension Control ECU Malfunction | Does not come on | Yes | |
| C1783 | Front Wheels Speed Sensor Signal Malfunction | Does not come on | Yes | |
| C1784 | Steering Sensor Signal Malfunction | Does not come on | Yes (Under some of the detection conditions (sensor power +B open malfunction is detected), DTC is not stored.) | |
| C1786 | Master Cylinder Pressure Circuit | Does not come on | Yes | |
| C1787 | (Horizontality) G Sensor Malfunction | Does not come on | Yes | |
| C1789 | Vehicle Identification Malfunction | Does not come on | Yes (Under some of the detection conditions (control map non-retrieval is not stored), DTC is not stored.) | |
| C1796 | (Up&Down)G Sensor FR | Test mode | (Test mode) | |
| C1797 | (Up&Down)G Sensor FL | Test mode | (Test mode) | |
| C1798 | (Up&Down)G Sensor Rear | Test mode | (Test mode) | |
| U0100 | Lost Communication With ECM/PCM "A" | Does not come on | Yes | |
| U0101 | Lost Communication with TCM | Does not come on | Yes | |
| U0122 | Lost Communication With Vehicle Dynamics Control Module | Does not come on | Yes | |
| U0124 | Lost Communication with Lateral Acceleration Sensor Module | Does not come on | Yes | |
| U0126 | Lost Communication with Steering Angle Sensor Module | Does not come on | Yes | |
| U1103 | Lost Communication with Stop and Start Control Module | Does not come on | Yes | |
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FR Damping Force Control Actuator Circuit (C1731-C1734)
DESCRIPTION The absorber control actuator changes the damping force depending on absorber control ECU signals. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate
Suspension Control ECU Malfunction (C1781)
DESCRIPTION If a malfunction in the absorber control ECU is detected, DTC C1781 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory C1781
Front Wheels Speed Sensor Signal Malfunction (C1783)
DESCRIPTION The speed sensors monitor the speed of the wheels and send an appropriate speed signal to the absorber control ECU through the skid control ECU (brake actuator assembly). If a malfunction
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O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 1 (P014C00,P014D00,P015A00,P015B00)
DESCRIPTION Refer to DTC P003012. Click here HINT: Although the DTC titles say O2 sensor, these DTCs relate to the air fuel ratio sensor (sensor 1). DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P014C00 O2 Sensor Slow Response - Rich to Lean Bank
Right Rear Wheel Speed Sensor Circuit Short to Ground or Open (C051214)
DESCRIPTION Refer to DTC C051212 Click here DTC No. Detection Item DTC Detection Condition Trouble Area C051214 Right Rear Wheel Speed Sensor Circuit Short to Ground or Open A short or open circuit is detected in the speed sensor signal circuit for 0.12 seconds or more.
Rear
