Lexus ES: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Lighting System| DTC No. | Detection Item | DTC Output from | Link |
|---|---|---|---|
| B1244 | Light Sensor Circuit | Main Body | |
| B124B | Automatic High Beam System | Main Body | |
| B124C | Automatic High Beam Camera | Main Body | |
| B2410 | Headlight Swivel ECU LH Communication | AFS | |
| B2411 | Headlight Swivel ECU RH Communication | AFS | |
| B2412 | Headlight Swivel Motor LH | AFS | |
| B2413 | Headlight Swivel Motor RH | AFS | |
| B2414 | Steering Position Sensor | AFS | |
| B2414 | Steering Position Sensor | HL AutoLeveling | |
| B2415 | Vehicle Speed Sensor | AFS | |
| B2415 | Vehicle Speed Sensor | HL AutoLeveling | |
| B2417 | Headlight Beam Level Control Motor LH | AFS | |
| B2418 | Headlight Beam Level Control Motor RH | AFS | |
| B241A | Rear Height Control Sensor | AFS | |
| B2424 | Headlight Beam Level Control Motor LH Lost Communication | AFS | |
| B2425 | Headlight Beam Level Control Motor RH Lost Communication | AFS | |
| B242C | Right Headlight ECU Malfunction | AFS (Sub) | |
| B242C | Right Headlight ECU Malfunction | HL AutoLeveling (Sub) | |
| B242D | Left Headlight ECU Malfunction | AFS | |
| B242D | Left Headlight ECU Malfunction | HL AutoLeveling | |
| B242E | Open in IG Circuit | AFS | |
| B242E | Open in IG Circuit | AFS (Sub) | |
| B242E | Open in IG Circuit | HL AutoLeveling | |
| B242E | Open in IG Circuit | HL AutoLeveling (Sub) | |
| B242F | Open in B Power Line | AFS | |
| B242F | Open in B Power Line | AFS (Sub) | |
| B242F | Open in B Power Line | HL AutoLeveling | |
| B242F | Open in B Power Line | HL AutoLeveling (Sub) | |
| B2439 | Headlight LH Circuit | AFS | |
| B2439 | Headlight LH Circuit | HL AutoLeveling | |
| B243A | Headlight RH Circuit | AFS (Sub) | |
| B243A | Headlight RH Circuit | HL AutoLeveling (Sub) | |
| B243D | Left Low Beam Fan Malfunction | AFS | |
| B243E | Right Low Beam Fan Malfunction | AFS (Sub) | |
| B2450 | Height Sensor Initialization Incomplete | AFS | |
| B2451 | Variation Code not Written | AFS | |
| B2451 | Variation Code not Written | HL AutoLeveling | |
| B2452 | Abnormal Height Sensor Data at Initialization | AFS | |
| B2456 | Left Headlight ECU Variation Error | AFS | |
| B2456 | Left Headlight ECU Variation Error | HL AutoLeveling | |
| U0073 | Control Module Communication Bus OFF | AFS (Sub) | |
| U0073 | Control Module Communication Bus OFF | HL AutoLeveling (Sub) | |
| U0073 | Control Module Communication Bus Off | AFS | |
| U0073 | Control Module Communication Bus Off | HL AutoLeveling | |
| U0100 | Lost Communication With ECM/PCM "A" | Main body ECU (multiplex network body ECU) | |
| U0101 | Lost Communication with TCM | AFS | |
| U0101 | Lost Communication with TCM | HL AutoLeveling | |
| U0101 | Lost Communication with TCM | Main body ECU (multiplex network body ECU) | |
| U0120 | Lost Communication With Starter / Generator Control Module | Main body ECU (multiplex network body ECU) | |
| U012587 | Lost Communication with Multi-axis Acceleration Sensor Module Missing Message | Forward recognition camera | |
| U0126 | Lost Communication with Steering Angle Sensor Module | AFS (Sub) | |
| U0126 | Lost Communication with Steering Angle Sensor Module | HL AutoLeveling (Sub) | |
| U0126 | Lost Communication with Steering Angle Sensor Module | AFS | |
| U0126 | Lost Communication with Steering Angle Sensor Module | HL AutoLeveling | |
| U0126 | Lost Communication with Steering Angle Sensor Module | Main body ECU (multiplex network body ECU) | |
| U0129 | Lost Communication with Brake System Control Module | AFS | |
| U0129 | Lost Communication with Brake System Control Module | HL AutoLeveling | |
| U0129 | Lost Communication with Brake System Control Module | Main body ECU (multiplex network body ECU) | |
| U012987 | Lost Communication with Brake System Control Module Missing Message | Forward recognition camera | |
| U014087 | Lost Communication with Body Control Module Missing Message | Forward recognition camera | |
| U0142 | Lost Communication with Body Control Module "B" | AFS (Sub) | |
| U0142 | Lost Communication with Body Control Module "B" | HL AutoLeveling (Sub) | |
| U0142 | Lost Communication with Body Control Module "B" | AFS | |
| U0142 | Lost Communication with Body Control Module "B" | HL AutoLeveling | |
| U0151 | Lost Communication with Restraints Control Module | Main body ECU (multiplex network body ECU) | |
| U0155 | Lost Communication with Instrument Panel Cluster (IPC) Control Module | AFS | |
| U0155 | Lost Communication with Instrument Panel Cluster (IPC) Control Module | HL AutoLeveling | |
| U0155 | Lost Communication with Instrument Panel Cluster (IPC) Control Module | Main body ECU (multiplex network body ECU) | |
| U0163 | Lost Communication with Navigation Control Module | Main body ECU (multiplex network body ECU) | |
| U0164 | Lost Communication with HVAC Control Module | Main body ECU (multiplex network body ECU) | |
| U0182 | Lost Communication With Lighting Control Module Front | AFS (Sub) | |
| U0182 | Lost Communication With Lighting Control Module Front | HL AutoLeveling (Sub) | |
| U0182 | Lost Communication with AFS | Main body ECU (multiplex network body ECU) | |
| U0199 | Lost Communication with "Door Control Module A" | Main body ECU (multiplex network body ECU) | |
| U0200 | Lost Communication with "Door Control Module B" | Main body ECU (multiplex network body ECU) | |
| U0208 | Lost Communication with "Seat Control Module A" | Main body ECU (multiplex network body ECU) | |
| U0230 | Lost Communication with Rear Gate Module | Main body ECU (multiplex network body ECU) | |
| U023587 | Lost Communication with Cruise Control Front Distance Range Sensor Signal Sensor or Center Missing Message | Front Recognition Camera (Front Lighting Control) | |
| U023A | Lost Communication With Image Processing Module "A" | Main body ECU (multiplex network body ECU) | |
| U0242 | Lost Communication With Headlamp Control Module "B" | AFS | |
| U0242 | Lost Communication With Headlamp Control Module "B" | HL AutoLeveling | |
| U0293 | Lost Communication with Hybrid Vehicle Control System | AFS | |
| U0293 | Lost Communication with Hybrid Vehicle Control System | HL AutoLeveling | |
| U0293 | Lost Communication With Hybrid Powertrain Control Module | Main body ECU (multiplex network body ECU) | |
| U029387 | Lost Communication with Hybrid Powertrain Control Module Missing Message | Forward recognition camera | |
| U0327 | Software Incompatibility with Vehicle Security Control Module | Main body ECU (multiplex network body ECU) | |
| U1000 | CAN Communication Failure (Message Registry) | AFS | |
| U1000 | CAN Communication Failure (Message Registry) | AFS (Sub) | |
| U1000 | CAN Communication Failure (Message Registry) | HL AutoLeveling | |
| U1000 | CAN Communication Failure (Message Registry) | HL AutoLeveling (Sub) | |
| U1106 | Lost Communication with Electric Parking Brake Module | Main body ECU (multiplex network body ECU) | |
| U1115 | Lost Communication with Tilt & Telescopic Module | Main body ECU (multiplex network body ECU) | |
| U1117 | Lost Communication with Accessory Gateway | Main body ECU (multiplex network body ECU) | |
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