Lexus ES manuals

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

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 Data List / Active Test

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

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

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

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 Components

COMPONENTS ILLUSTRATION *1 REAR ENGINE OIL SEAL *2 NO. 1 CRANKSHAFT POSITION SENSOR PLATE *3 DRIVE PLATE AND RING GEAR SUB-ASSEMBLY *4 REAR DRIVE PLATE SPACER N*m (kgf*cm, ft.*lbf): Specified torque ● Non-reusable part MP grease Adhesive 1324 ★ Pr

 Removal

REMOVAL PROCEDURE 1. REMOVE COOL AIR INTAKE DUCT SEAL Click here 2. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY Click here 3. REMOVE INLET AIR CLEANER ASSEMBLY Click here 4. REMOVE AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE Click here 5. REMOVE VACUUM SWITCHING VALVE (for Active Control Engin

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