Toyota Venza: Diagnosis Circuit

Toyota Venza Service Manual / Lighting (ext) / Lighting System / Diagnosis Circuit

DESCRIPTION

The headlight leveling ECU assembly outputs DTC information to the Techstream via this circuit.

WIRING DIAGRAM

PROCEDURE

1.	CHECK HARNESS AND CONNECTOR (DLC3 - HEADLIGHT LEVELING ECU ASSEMBLY)

(a) Disconnect the A40 headlight leveling ECU assembly connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
A40-15 (PRST) - D1-7 (SIL)	Always	Below 1 Ω
A40-15 (PRST) - Body ground	Always	10 kΩ or higher

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE HARNESS OR CONNECTOR

LVL Terminal Circuit

DESCRIPTION By connecting terminals LVL and CG of the DLC3, the headlight leveling ECU assembly initializes the height control sensor signal. WIRING DIAGRAM PROCEDURE ...

Rear Combination Light Assembly

...

Other materials about Toyota Venza:

Inspection
INSPECTION PROCEDURE 1. INSPECT TIE ROD ASSEMBLY LH (a) Secure the tie rod assembly LH in a vise. (b) Install the nut to the stud bolt. (c) Flip the ball joint back and forth 5 times. (d) Set a to ...

Removal
REMOVAL PROCEDURE 1. PRECAUTION CAUTION: Be sure to read Precaution thoroughly before servicing (See page ). 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) bat ...

Front Seat Inner Belt Assembly
Components COMPONENTS ILLUSTRATION ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT FRONT SEAT INNER BELT ASSEMBLY LH (w/ Seat Position Memory System) (a) Measure the resistance according to the value(s) in the table below. ...