Toyota Venza: Transponder Chip Malfunction (B2793)

Toyota Venza Service Manual / Theft Deterrent / Keyless Entry / Engine Immobiliser System(w/o Smart Key System) / Transponder Chip Malfunction (B2793)

DESCRIPTION

This DTC is stored when a malfunction is found in the key during key code registration or a key code is not registered normally. Replace the key if the key code registration is not performed normally and this DTC is detected.

DTC No.	DTC Detection Condition	Trouble Area
B2793	Transponder chip malfunction.	Key

CAUTION / NOTICE / HINT

NOTICE:

If the key is replaced, register the key (See page ).

PROCEDURE

CLEAR DTC

(a) Clear the DTCs (See page ).

2.	RE-REGISTER KEY

(a) Re-register the key (See page ).

3.	CHECK ENGINE START

(a) Check that the engine starts.

OK:

The engine starts.

END (KEY WAS NOT REGISTERED CORRECTLY)

REPLACE KEY

Antenna Coil Open / Short (B2784)

DESCRIPTION The transponder key coil is built into the transponder key amplifier and receives a key code signal from the transponder chip in the key. This signal is amplified by the amplifier, th ...

Unmatched Key Code (B2795)

DESCRIPTION This DTC is stored when a key with a key code that has not been registered in the ECU is inserted into the ignition key cylinder. DTC No. DTC Detection Condition ...

Other materials about Toyota Venza:

Removal
REMOVAL PROCEDURE 1. PRECAUTION (w/ Navigation System) NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the ...

Inspection
INSPECTION PROCEDURE 1. INSPECT DRIVE MONITOR SWITCH (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Switch Condition Specif ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the intuitive parking assist system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...