Lexus NX: Clearance Warning Ecu

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 Components

COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified

 Removal

REMOVAL PROCEDURE 1. PRECAUTION NOTICE: After the power switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal. Click here 2. REMOVE NO. 3

 Installation

INSTALLATION PROCEDURE 1. INSTALL CLEARANCE WARNING ECU ASSEMBLY (a) Attach the 2 claws to install the clearance warning ECU assembly. 2. INSTALL ECU INTEGRATION BOX RH Click here 3. INSTALL NO. 2 I

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 Control Module Communication Bus "A" Off (U0073,U0100,U0101,U0126,U0129,U0142,U0155,U0293)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0073 Control Module Communication Bus "A" Off Bus off condition is detected. CAN communication system U0100 Lost Communication with ECM / PCM "A" Communication stop occurs between the headlight ECU su

 ECM Power Source Circuit

DESCRIPTION When the power switch is turned on (IG), auxiliary battery voltage is applied to the IGSW terminal of the ECM. The output signal from the MREL terminal of the ECM causes current to flow to the coil of the EFI-MAIN relay, closing the contacts of the EFI-MAIN relay and supplying power to t

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