Toyota Camry (XV70): Reverse Signal Circuit

Toyota Camry Repair Manual XV70 (2018-2024) / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System / Reverse Signal Circuit

DESCRIPTION

The radio and display receiver assembly receives a reverse signal from the BKUP LP relay.

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 K3 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
K3-28 (REV) - Body ground	Engine switch on (IG) Shift lever in R	11 to 14 V
K3-28 (REV) - Body ground	Engine switch on (IG) Shift lever not in R	Below 1 V

Tester Connection

Condition

Specified Condition

K3-28 (REV) - Body ground

Engine switch on (IG)

Shift lever in R

11 to 14 V

K3-28 (REV) - Body ground

Engine switch on (IG)

Shift lever not in R

Below 1 V

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE HARNESS OR CONNECTOR

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To keep driving safety and performance, the following systems operate automatically in response to various driving situations. Be aware, however, that these systems are supplementary and should not be relied upon too heavily when operating the vehicle. ◆ ABS (Anti-lock Brake System) Helps t

Toyota Camry (XV70): Reverse Signal Circuit

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