Toyota Venza: Reverse Signal Circuit

Toyota Venza Service Manual / Audio / Video / Audio And Visual System / Reverse Signal Circuit

DESCRIPTION

The radio and display receiver assembly receives a reverse signal from the park/neutral position switch assembly.

WIRING DIAGRAM

PROCEDURE

1.	CHECK BACK-UP LIGHT

(a) Move the shift lever to R and check if the back-up lights come on.

OK:

The back-up lights come on.

GO TO LIGHTING SYSTEM

2.	CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL)

(a) Disconnect the E42 radio and display receiver assembly connector.

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

Standard Voltage:

Tester Connection	Condition	Specified Condition
E42-2 (REV) - Body ground	Ignition switch ON Shift lever in R	11 to 14 V
E42-2 (REV) - Body ground	Ignition switch ON Shift lever in any position other than R	Below 1 V

Tester Connection

Condition

Specified Condition

E42-2 (REV) - Body ground

Ignition switch ON

Shift lever in R

11 to 14 V

E42-2 (REV) - Body ground

Ignition switch ON

Shift lever in any position other than R

Below 1 V

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE HARNESS OR CONNECTOR

Data Signal Circuit between Radio Receiver and Extension Module

DESCRIPTION The stereo component tuner assembly sends the image data signal to the radio and display receiver assembly via this circuit. WIRING DIAGRAM PROCEDURE 1. CHEC ...

Microphone Circuit between Microphone and Radio Receiver

DESCRIPTION The radio and display receiver assembly and inner rear view mirror assembly (amplifier microphone assembly) are connected to each other using the microphone connection detection signa ...

Other materials about Toyota Venza:

TC and CG Terminal Circuit
DESCRIPTION DTC output mode is set by connecting terminals TC and CG of the DLC3. DTCs are displayed by blinking of the SRS warning light. HINT: When each warning light stays blinking, a ground short in the wiring of terminal TC of the DLC3 or ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" ...

Engine coolant
The coolant level is satisfactory if it is between the “F” and “L” lines on the reservoir when the engine is cold. 1. Reservoir cap 2. Full 3. Low If the level is on or below the “L” line, add coolant up to the “F” line. - If the ...