Toyota Venza manuals

Toyota Venza: 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


OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE


NG

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:

Motor Rotation Angle Sensor Malfunction (C1528)
DESCRIPTION The motor rotation angle sensor detects the motor rotation angle and sends this information to the power steering ECU. DTC No. DTC Detection Condition Trouble Area C1528 Motor rotatio ...

Startability Malfunction (P1604)
DESCRIPTION This DTC is stored when the engine does not start even though the STA signal is input or when the engine takes a long time to start, and when the engine speed is low or the engine stalls just after the engine starts. Using the Techstream, the ...

Transmitter ID not Received in Main Mode (C2126/26)
DESCRIPTION After all IDs are registered, DTC C2126/26 is set in the tire pressure warning ECU and the tire pressure warning light blinks for 1 minute and then comes on. When the tire pressure warning ECU successfully receives radio waves from all the tr ...

© 2016-2026 Copyright www.tovenza.com

0.1147