Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Lost Communication With ECM/PCM "A" Missing Message (U010087,U012587,U012987,U014087)
DESCRIPTION
These DTCs are stored if a CAN communication malfunction occurs between the forward recognition camera and other ECUs.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from |
|---|---|---|---|---|
| U010087 | Lost Communication With ECM/PCM "A" Missing Message | The forward recognition camera does not receive data from the ECM for approximately 5 seconds or more. |
| Forward recognition camera |
| U012587 | Lost Communication With Multi-axis Acceleration Sensor Module Missing Message | The forward recognition camera does not receive data from the yaw rate sensor assembly*1 or airbag sensor assembly*2 for approximately 5 seconds or more. |
| Forward recognition camera |
| U012987 | Lost Communication with Brake System Control Module Missing Message | The forward recognition camera does not receive data from the skid control ECU (brake actuator assembly) for approximately 5 seconds or more. |
| Forward recognition camera |
| U014087 | Lost Communication with Body Control Module Missing Message | The forward recognition camera does not receive data from the main body ECU (multiplex network body ECU) for approximately 5 seconds or more. |
| Forward recognition camera |
- *1: for TFT Meter Type
- *2: for Optitron Meter Type
PROCEDURE
| 1. | CLEAR DTC |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Front Recognition Camera (Front Lighting Control) / Trouble Codes.
(e) Clear the DTCs.
Body Electrical > Front Recognition Camera (Front Lighting Control) > Clear DTCs
|
.gif)
| 2. | CHECK FOR DTC |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Wait 10 seconds or more.
(d) Turn the Techstream on.
(e) Enter the following menus: Body Electrical / Front Recognition Camera (Front Lighting Control) / Trouble Codes.
(f) Check for DTCs.
Body Electrical > Front Recognition Camera (Front Lighting Control) > Trouble CodesOK:
DTCs are not output.
| OK | .gif) | USE SIMULATION METHOD TO CHECK |
| NG | | GO TO CAN COMMUNICATION SYSTEM |
Lost Communication With ECM/PCM "A" (U0100,...,U1126)
DESCRIPTION These DTCs are stored if a CAN communication malfunction occurs between the main body ECU (multiplex network body ECU) and other ECUs. DTC No. Detection Item DTC Detection Condition ...
Lost Communication with Cruise Control Front Distance Range Sensor Signal Sensor or Center Missing Message (U023587)
DESCRIPTION The forward recognition camera and millimeter wave radar sensor assembly communicate via CAN communication. If there is an error in the communication with the millimeter wave radar sensor ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Power Window Control System: Rear Power Window LH does not Operate with Rear Power Window Switch LH
DESCRIPTION When the engine switch is on (IG), the power window regulator motor assembly (for rear LH door) is operated by the rear power window regulator switch assembly (for LH door). The power window regulator motor assembly (for rear LH door) has motor, regulator, and ECU functions. WIRING DIAGR ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Rear Spoiler: Removal
REMOVAL PROCEDURE 1. REMOVE BACK WINDOW UPPER PANEL TRIM (w/o Rear No. 2 Seat) Click here 2. REMOVE BACK WINDOW UPPER PANEL TRIM (w/ Rear No. 2 Seat) Click here 3. REMOVE REAR SPOILER SUB-ASSEMBLY (w/o Rear No. 2 Seat) (a) Disconnect the 2 connectors. (b) Remove the 2 hole pl ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
0.0143