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.

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

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

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

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 > Compressor(for Denso Made): Removal
    REMOVAL PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (for HFO-1234yf(R1234yf)) Click here 2. REMOVE NO. 1 ENGINE UNDER COVER Click here 3. REMOVE FAN AND GENERATOR V BELT Click here 4. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY (a) Disconnect the connector. ...

    Toyota CH-R Service Manual > Vehicle Stability Control System: System Description
    SYSTEM DESCRIPTION FUNCTION DESCRIPTION (a) Enhanced-VSC (1) Effects cooperative control with the power steering ECU assembly in order to provide steering assist in accordance with the operating conditions of the vehicle. (b) Anti-lock Brake System (ABS) (1) The ABS helps prevent the wheels f ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2025 Copyright www.tochr.net
    0.0122