Toyota CH-R Service Manual: Radio Receiver Power Source Circuit

DESCRIPTION

This is the power source circuit to operate the radio and display receiver assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - POWER SOURCE)

(a) Disconnect the F129 and F131 radio and display receiver assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

F129-1 (GND1) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

F129-4 (+B1) - F129-1 (GND1)

Always

11 to 14 V

F129-15 (ACC1) - F129-1 (GND1)

Engine switch on (ACC)

11 to 14 V

F131-19 (IG) - F129-1 (GND1)

Engine switch on (IG)

11 to 14 V

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    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 ...

    Park Assist / Monitoring
    ...

    Other materials:

    Toyota CH-R Service Manual > Continuously Variable Transaxle System: Transmission Fluid Pressure Sensor/Switch "A" Circuit Range/Performance (P0841,P2829)
    DESCRIPTION The ECM controls the secondary oil pressure based on the secondary oil pressure signal output by the oil pressure sensor. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P0841 ...

    Toyota CH-R Service Manual > Power Steering System: On-vehicle Inspection
    ON-VEHICLE INSPECTION PROCEDURE 1. CHECK STEERING EFFORT (TORQUE) NOTICE: These service operations may affect the SRS airbags. Be sure to read the precautionary notices concerning the SRS airbag system before servicing. Click here (a) Stop the vehicle on a level, paved surface and alig ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2024 Copyright www.tochr.net
    0.009