Toyota Venza manuals

Toyota Venza: Navigation Receiver Assembly Power Source Circuit

Toyota Venza Service Manual / Navigation / Multi Info Display / Navigation System / Navigation Receiver Assembly Power Source Circuit

DESCRIPTION

This is the power source circuit to operate the navigation receiver assembly.

WIRING DIAGRAM


CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY POWER SOURCE)

(a) Disconnect the E38 and E40 navigation receiver assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

E38-7 (GND1) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

E38-4 (+B1) - E38-7 (GND1)

Always

11 to 14 V

E38-3 (ACC1) - E38-7 (GND1)

Ignition switch ACC

11 to 14 V

E40-1 (IG) - E38-7 (GND1)

Ignition switch ON

11 to 14 V


OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Microphone Circuit between Microphone and Navigation Receiver Assembly
DESCRIPTION The navigation receiver assembly and inner rear view mirror assembly (amplifier microphone assembly) are connected to each other using the microphone connection detection s ...

Park Assist / Monitoring
...

Other materials about Toyota Venza:

Steering Angle Sensor Circuit Malfunction (C1231/31)
DESCRIPTION The steering angle sensor signal is sent to the skid control ECU via the CAN communication system. When there is a malfunction in the CAN communication system, it will be detected by the steering angle sensor zero point malfunction diagnostic ...

Precaution
PRECAUTION 1. PRECAUTION FOR DISCONNECTING THE BATTERY CABLE NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected: System See Procedure ...

PS Warning Light Remains ON
DESCRIPTION If the power steering ECU detects a malfunction, the P/S warning light comes on. At this time, the power steering ECU stores a DTC in its memory. WIRING DIAGRAM 1. w/ Smart Key System 2. w/o Smart Key System CAUTION / NOTICE / HINT NOTI ...

© 2016-2024 Copyright www.tovenza.com

0.1606