Lexus ES: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
LIN Communication System
| DTC No. | Detection Item | Link |
| B1206 | P/W Master Switch Communication Stop | |
| B1273 | Sliding Roof ECU Communication Stop | |
| B2321 | D-Door Motor ECU Communication Stop | |
| B2322 | P-Door Motor ECU Communication Stop | |
| B2323 | RR-Door Motor ECU Communication Stop | |
| B2324 | RL-Door Motor ECU Communication Stop | |
| B2325 | LIN Communication Bus Malfunction | |
| B2785 | Communication Malfunction between ECUs Connected by LIN | |
| B2786 | No Response from Steering Lock ECU | |
| B2789 | No Response from ID BOX | |
| B278C | Lost Communication with Power Source Control | |
READ NEXT:
DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th
DTC CHECK / CLEAR CHECK 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 / Main Body or Smart
DIAGNOSIS SYSTEM DESCRIPTION The main body ECU (multiplex network body ECU) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagn
SEE MORE:
DESCRIPTION When a malfunction is detected in the PIG power source and power supply relay system, the fail-safe function suspends power assist. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Return-to-normal Condition Note C1552 PIG Power Supply Vol
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power mirror control system (w/ Memory).
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT:
In troubleshooting, confirm tha
© 2016-2026 Copyright www.lexguide.net
