Toyota Venza: Vehicle Specifications have not been Stored (B2451)

Toyota Venza Service Manual / Lighting (ext) / Lighting System / Vehicle Specifications have not been Stored (B2451)

DESCRIPTION

The headlight leveling ECU assembly stores this DTC if the vehicle specifications have not been stored in the ECU.

HINT:

The vehicle specifications are stored in the ECU at the factory.

DTC No.	DTC Detecting Condition	Trouble Area
B2451	Vehicle specifications have not been stored	Headlight leveling ECU assembly

PROCEDURE

1.	REPLACE HEADLIGHT LEVELING ECU ASSEMBLY

(a) Replace the headlight leveling ECU assembly (See page ).

2.	PERFORM INITIALIZATION

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

END

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Lighting System DTC Code Detection Item See page B1244 Light Sensor Circuit Malfunction ...

Lost Communication with Automatic High Beam Sensor (B2432)

DESCRIPTION The DTC is stored when the AFS ECU (headlight swivel ECU assembly) detects malfunctions in the LIN communication system. DTC No. DTC Detection Condition ...

Other materials about Toyota Venza:

Power Mirrors do not Return to Memorized Position
SYSTEM DESCRIPTION If either the M1 or M2 seat memory switch is pressed, the outer mirror control ECU assembly (driver door) detects the seat memory switch status and sends the switch signal to the main body ECU (driver side junction block assembly) via C ...

Rear Window Defogger System does not Operate
DESCRIPTION When the rear window defogger switch on the air conditioning control assembly is pressed, the operation signal is transmitted to the air conditioning amplifier assembly through the LIN communication line. When the air conditioning amplifier ...

Check CAN Bus Lines for Short Circuit
DESCRIPTION There may be a short circuit in the CAN bus main wire and/or CAN branch wire when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is below 54 Ω. Symptom Trouble Area Resistance betwe ...