Toyota CH-R Service Manual: Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU

Toyota CH-R Service Manual / Navigation / Multi Info Display / Navigation System / Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU

DESCRIPTION

This circuit includes the navigation ECU and radio and display receiver assembly.

WIRING DIAGRAM

PROCEDURE

1.	CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NAVIGATION ECU)

(a) Disconnect the F130 radio and display receiver assembly connector.

(b) Disconnect the F135 navigation ECU connector.

Standard Resistance:

Tester Connection	Condition	Specified Condition
F130-7 (SUP) - F135-21 (SUP)	Always	Below 1 Ω
F130-7 (SUP) or F135-21 (SUP) - Body ground	Always	10 kΩ or higher

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

REPAIR OR REPLACE HARNESS OR CONNECTOR

Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU

DESCRIPTION This circuit includes the navigation ECU and radio and display receiver assembly. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RE ...

Microphone Circuit

DESCRIPTION The radio and display receiver assembly, map light assembly and telephone microphone assembly are connected to each other using the microphone connection detection signal lines. Usin ...

Other materials:

Toyota CH-R Service Manual > Electric Parking Brake System: Open or Short Circuit in Motor (C13A6)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C13A6 Open or Short Circuit in Motor Parking brake actuator assembly open or short circuit is detected for ...

Toyota CH-R Owners Manual > Using the driving support systems: Driving mode select
In response to driving conditions, one of 3 drive modes can be selected. Select the drive mode ■ Changing the driving mode To select the drive mode, perform operations on the multi-information display. 1. Press or of meter control switches and select . 2. Press or of the met ...