Toyota Venza manuals

Toyota Venza: Antenna Coil Open / Short (B2784)

DESCRIPTION

This DTC is stored when there is an open or short in the transponder key coil (built into the engine switch).

DTC No.

DTC Detection Condition

Trouble Area

B2784

Transponder key coil is open or shorted.

  • Certification ECU (Smart key ECU assembly)
  • Engine switch

CAUTION / NOTICE / HINT

NOTICE:

If the certification ECU (smart key ECU assembly) is replaced, register the key (See page ).


PROCEDURE

1.

CHECK DTC OUTPUT

(a) Clear the DTCs (See page ).


(b) Recheck for DTCs (See page ).


OK:

DTC B2784 is not output.


OK

USE SIMULATION METHOD TO CHECK


NG

2.

REPLACE ENGINE SWITCH

(a) Replace the engine switch (See page for
2GR-FE, See page for 1AR-FE)).



NEXT

3.

CHECK DTC OUTPUT

(a) Clear the DTCs (See page ).


(b) Recheck for DTCs (See page ).


OK:

DTC B2784 is not output.


OK

END (ENGINE SWITCH WAS DEFECTIVE)


NG

REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

Engine Immobiliser System Malfunction (B2799)
DESCRIPTION This DTC is stored when one of the following occurs: 1) the ECM detects an error in its own communication with the certification ECU (smart key ECU assembly); 2) the ECM detects an er ...

Security Indicator Light Circuit
DESCRIPTION The security indicator light blinks continuously due to a continuous signal received from the certification ECU (smart key ECU assembly) while the engine immobiliser is set. WIRING D ...

Other materials about Toyota Venza:

Inspection
INSPECTION PROCEDURE 1. INSPECT REAR STABILIZER LINK ASSEMBLY (a) Move the ball joint stud back and forth 5 times before installing the nut as shown in the illustration. (b) Using a torque wrenc ...

System Diagram
SYSTEM DIAGRAM Communication Table Transmitting ECU (Transmitter) Receiving ECU (Receiver) Signal Communication Method Combination meter Power management control ECU ...

Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Rear View Monitor System DTC Code Detection Item See page C1622 Back Camera Disconnected ...

© 2016-2019 Copyright www.tovenza.com

0.006