Lexus NX: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Power Door Lock Control System

DTC No.

Detection Item

Link

B1243

GSW Terminal Circuit Malfunction

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 GSW Terminal Circuit Malfunction (B1243)

DESCRIPTION If the collision door lock release function does not operate normally, or an open or short in the GSW input circuit of the main body ECU (multiplex network body ECU) is detected, DTC B1243

 All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch or Door Key Cylinder

DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the multiplex network master switch assembly and driver door key cylinder lock or unlock switch signals from the

 All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch

DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the door control switch assembly on the front passenger door and activates the door lock motor on each door acco

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 Installation

INSTALLATION CAUTION / NOTICE / HINT NOTICE: When the brake pedal is first depressed after replacing the brake pads or pushing back the disc brake piston, DTC C1214 may be output. As there is no malfunction, clear the DTC. While the auxiliary battery is connected, even if the power switch is of

 Components

COMPONENTS ILLUSTRATION *1 OUTSIDE MOULDING RETAINER *2 REAR DOOR LOWER OUTSIDE MOULDING SUB-ASSEMBLY LH *3 REAR DOOR NO. 2 WEATHERSTRIP LH *4 REAR DOOR REAR UPPER OUTSIDE MOULDING LH *5 HOLE COVER - - ● Non-reusable part - - ILLUSTRATION *1 REAR DO

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