Toyota Venza manuals

Toyota Venza: ECU Power Source Circuit

DESCRIPTION

This circuit provides power for main body ECU (driver side junction block assembly) operation.

WIRING DIAGRAM


PROCEDURE

1.

CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY (MAIN BODY ECU (POWER SOURCE))

(a) Disconnect the 2C driver side junction block assembly connector.


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

Standard Voltage:

Tester Connection

Condition

Specified Condition

2C-24 - Body ground

Always

11 to 14 V

2C-30 - Body ground

Always

11 to 14 V

Text in Illustration

*1

Front view of wire harness connector

(to Driver Side Junction Block Assembly)


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR


OK

2.

CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - BODY GROUND)

(a) Disconnect the 2F driver side junction block assembly connectors.


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

Standard Resistance:

Tester Connection

Condition

Specified Condition

2F-16 - Body ground

Always

Below 1 Ω

Text in Illustration

*1

Front view of wire harness connector

(to Driver Side Junction Block Assembly)


OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Security Indicator Light Circuit
DESCRIPTION Even when the theft deterrent system is in the disarmed state, the security indicator blinks due to a signal output from the immobiliser system. The security indicator blinks continuo ...

Theft Deterrent System(w/o Smart Key System)
...

Other materials about Toyota Venza:

Only Wireless Control Function is Inoperative
DESCRIPTION The door control receiver receives signals from the transmitter and sends these signals to the main body ECU. The main body ECU then controls all doors by sending lock/unlock signals to each door, and sends hazard flasher relay signals to the ...

Installation
INSTALLATION PROCEDURE 1. INSTALL FUEL PRESSURE REGULATOR ASSEMBLY (a) Apply a light coat of gasoline to 2 new O-rings, and install them onto the fuel pressure regulator. Text in Illustration *1 New O-r ...

Power Management Control Ecu
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE FRONT DOOR SCUFF PLATE RH 2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY RH 3. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY 4. REMOVE LOWER INSTRUMENT PANEL SUB-ASS ...

© 2016-2024 Copyright www.tovenza.com

0.1325