Lexus ES manuals

Lexus ES: Diagnostic Trouble Code Chart

Lexus ES (XZ10) Service Manual / Vehicle Interior / Wiper / Washer / Wiper And Washer System (for Gasoline Model) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Wiper and Washer System

DTC No.

Detection Item

DTC Output from

Link

B1245

Lost Communication with Wiper ECU LIN

Main Body

B1279

Lost Communication with Humidity/Rain Sensor LIN

Main Body

B1370

ECU Malfunction

Windshield wiper motor assembly

B1372

Wiper Switch Signal Mismatch between LIN and Line

Wiper

B1373

Lost Communication with Wiper System LIN BUS

Main Body

B1400

Rain Sensor Malfunction

Rain sensor

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 Lost Communication with Wiper ECU LIN (B1245)

DESCRIPTION The main body ECU (multiplex network body ECU) and windshield wiper motor assembly communicate via LIN communication. The main body ECU (multiplex network body ECU) stores this DTC if comm

 Lost Communication with Humidity/Rain Sensor LIN (B1279)

DESCRIPTION The main body ECU (multiplex network body ECU) and rain sensor communicate via LIN communication. The main body ECU (multiplex network body ECU) stores this DTC if communication becomes ab

 ECU Malfunction (B1370)

DESCRIPTION This DTC is stored when the windshield wiper motor assembly detects an internal malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area Memory DTC Output from

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 Components

COMPONENTS ILLUSTRATION *A for EGR Valve Bracket Connection Type *B for Cylinder Head Cover Sub-assembly Connection Type *1 FUEL DELIVERY PIPE *2 FUEL INJECTOR SEAL *3 DIRECT FUEL INJECTOR ASSEMBLY *4 NO. 1 FUEL PIPE SUB-ASSEMBLY *5 NO. 3 FUEL INJECTOR BACK-UP RIN

 Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. INSTALL OUTER REAR VIEW MIRROR ASSEMBLY (a) Engage the 2 guides and claw. (b) Install the outer rear view mirror assembly with the 3 nuts. T

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