Toyota Venza: Height Control Sensor Data Out of Range When Initializing (B2452)

Toyota Venza Service Manual / Lighting (ext) / Lighting System / Height Control Sensor Data Out of Range When Initializing (B2452)

DESCRIPTION

The headlight leveling ECU assembly stores this DTC if the sensor value received from the height control sensor is out of range when performing initialization of the headlight leveling ECU assembly; for example, the vehicle is not level or being jacked up.

DTC No.	DTC Detecting Condition	Trouble Area
B2452	Vehicle condition not specified when initializing	Vehicle condition when initializing 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.	PERFORM INITIALIZATION

(a) Perform initialization of the headlight leveling ECU assembly (See page ).

HINT:

Before initializing the headlight leveling ECU assembly, make sure that the vehicle condition is proper for initialization.
Be sure to perform initialization as instructed.

2.	RECHECK FOR DTC

(a) Using the Techstream, recheck for DTCs.

Result	Proceed to
DTC B2452 is not output.	A
DTC B2452 is output.	B

HINT:

If the headlight leveling ECU assembly stores DTC B2452 even though the ECU has been initialized as instructed, there may be a malfunction in the headlight leveling ECU assembly.

END

REPLACE HEADLIGHT LEVELING ECU ASSEMBLY

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