Toyota Venza manuals

Toyota Venza: HL AutoLeveling ECU Failure (B2420)

Toyota Venza Service Manual / Lighting (ext) / Lighting System / HL AutoLeveling ECU Failure (B2420)

DESCRIPTION

When the headlight leveling ECU assembly detects a malfunction in itself, this DTC is stored.

DTC No.

DTC Detecting Condition

Trouble Area

B2420

Malfunction of headlight leveling ECU assembly

Headlight leveling ECU assembly

CAUTION / NOTICE / HINT

NOTICE:

If the headlight leveling ECU assembly has been replaced, initialization of the headlight leveling ECU assembly is necessary (See page ).


PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs (See page ).


(b) Check for DTCs (See page ).


OK:

DTC B2420 is not output.


OK

USE SIMULATION METHOD TO CHECK


NG

REPLACE HEADLIGHT LEVELING ECU ASSEMBLY

Initialization has not been Performed (B2450)
DESCRIPTION The headlight leveling ECU assembly stores this DTC if initialization has not been performed after the ECU was replaced. DTC No. DTC Detecting Condition ...

Rear Height Control Sensor (B241A)
DESCRIPTION The headlight leveling ECU assembly receives signals indicating the height of the vehicle from the rear height control sensor sub-assembly RH. DTC No. DTC Detecti ...

Other materials about Toyota Venza:

USB Device Malfunction (B1585)
DESCRIPTION This DTC is stored when a malfunction occurs in a connected device. DTC No. DTC Detection Condition Trouble Area B1585 When any of the following conditions is met: A non m ...

Data List / Active Test
DATA LIST / ACTIVE TEST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermitt ...

Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction (P0120-P0123,P0220,P0222,P0223,P2135)
DESCRIPTION HINT: These DTCs relate to the throttle position sensor. The throttle position sensor is mounted on the throttle body, and detects the opening angle of the throttle valve. This sensor is a non-contact type sensor. It uses hall-effect element ...

© 2016-2023 Copyright www.tovenza.com

0.1774